A-frame coupler welds to the bottom of your trailer's A-frame. Push latch down and slide forward or back to open or close ball socket. Black powder coat finish provides durability and rust resistance.Features: A-frame coupler lets you hook up your trailer to your tow vehicle Provides connection point for hitch ball Thumb latch makes it easy to clamp around ball Push latch down and slide it back toward the trailer to open the ball socket Push latch down and slide it forward to close Underslungcoupler mounts to the bottom of your trailer's frame Great for tall RV frames Sturdy steel construction Black powder coat finish provides corrosion resistance Built-in jack-attachment point allows for quick, easy mounting of round utility jack SAE J684 certified Weld-on installation Specs: Ball size: 2-5/16" Overall dimensions: 13-1/4" long x 10-5/8" wide Pin hole diameter: 5/16" Minimum span needed for pin or pin lock: 7/8" Weight capacity: 14,000 lbs 1-Year warranty
... Rotating chain-style, clamp-on brackets make setup easy. Max 2" drop - best for underslungcouplers. Made in the USA.Features: Evenly spreads out your tongue weight among all the axles of your tow vehicle and trailer Levels out your ride to restore control and stability Lets you tow to the max capacity of your hitch Superior and silent sway control Hitch head has a slight angle built into it that helps your trailer self-center Constant tension in trunnions helps force trailer in line Chains are kept tight and secure to keep spring bars from moving Quick and simple to use thanks to rotating brackets No more snapping up highly tensioned spring bars Insert lift chain into slot and rotate lift bracket with the included wrench Simple installation process Hitch head with preset pitch is ready to go right out of the box Trunnion bars easily lock in place with included pin and clip Clamp-on brackets require no drilling Grease zerks inside head assembly make maintenance simple and clean Powder coated steel is durable and corrosion resistant System includes head assembly, adjustable shank, spring bars, lift chains, rotating lift brackets with handles, reducer bushing for ball shank, pin and clip, hitch ball, and all necessary hardware Made in the USA Specs: Fits: 2" x 2" Trailer hitch receivers rated for use with weight distribution systems Designed for trailers with bottom-mounted couplers Tongue weight: 750 lbs - 1,000 lbs Gross towing weight: 10,000 lbs Ball size: 2-5/16" Lift-bracket positioning: mount about 29" back from center of coupler Maximum trailer frame height: 6" Shank length: 13" Maximum rise: 8" from top of hitch receiver opening Maximum drop: 2" from top of hitch receiver opening Adjustment holes are spaced 1-1/4" apart on center Limited lifetime warranty Included w/ BXW1003 Required - Sold Separately Optional Add-Ons Adjustable Shank System Head 2-5/16" Hitch Ball Lift Brackets Spring Bars n/a n/a If you're looking for an American-made hitch that rides quietly, offers a quick and easy setup, and provides you with supreme handling, the Blue Ox SwayPro might be just what you're after.
... Rotating chain-style, clamp-on brackets make setup easy. Max 2" drop - best for underslungcouplers. Made in the USA.Features: Evenly spreads out your tongue weight among all the axles of your tow vehicle and trailer Levels out your ride to restore control and stability Lets you tow to the max capacity of your hitch Superior and silent sway control Hitch head has a slight angle built into it that helps your trailer self-center Constant tension in trunnions helps force trailer in line Chains are kept tight and secure to keep spring bars from moving Quick and simple to use thanks to rotating brackets No more snapping up highly tensioned spring bars Insert lift chain into slot and rotate lift bracket with the included wrench Simple installation process Hitch head with preset pitch is ready to go right out of the box Trunnion bars easily lock in place with included pin and clip Clamp-on brackets require no drilling Grease zerks inside head assembly make maintenance simple and clean Powder coated steel is durable and corrosion resistant System includes head assembly, adjustable shank, spring bars, lift chains, rotating lift brackets with handles, reducer bushing for ball shank, pin and clip, hitch ball, and all necessary hardware Made in the USA Specs: Fits: 2" x 2" Trailer hitch receivers rated for use with weight distribution systems Designed for trailers with bottom-mounted couplers Tongue weight: 550 lbs - 750 lbs Gross towing weight: 8,000 lbs Ball size: 2-5/16" Lift-bracket positioning: mount about 29" back from center of coupler Maximum trailer frame height: 6" Shank length: 13" Maximum rise: 8" from top of hitch receiver opening Maximum drop: 2" from top of hitch receiver opening Adjustment holes are spaced 1-1/4" apart on center Limited lifetime warranty Included w/ BXW0753 Required - Sold Separately Optional Add-Ons Adjustable Shank System Head 2-5/16" Hitch Ball Lift Brackets Spring Bars n/a n/a If you're looking for an American-made hitch that rides quietly, offers a quick and easy setup, and provides you with supreme handling, the Blue Ox SwayPro might be just what you're after.
... Rotating chain-style, clamp-on brackets make setup easy. Max 2" drop - best for underslungcouplers. Made in the USA.Features: Evenly spreads out your tongue weight among all the axles of your tow vehicle and trailer Levels out your ride to restore control and stability Lets you tow to the max capacity of your hitch Superior and silent sway control Hitch head has a slight angle built into it that helps your trailer self-center Constant tension in trunnions helps force trailer in line Chains are kept tight and secure to keep spring bars from moving Quick and simple to use thanks to rotating brackets No more snapping up highly tensioned spring bars Insert lift chain into slot and rotate lift bracket with the included wrench Simple installation process Hitch head with preset pitch is ready to go right out of the box Trunnion bars easily lock in place with included pin and clip Clamp-on brackets require no drilling Grease zerks inside head assembly make maintenance simple and clean Powder coated steel is durable and corrosion resistant System includes head assembly, adjustable shank, spring bars, lift chains, rotating lift brackets with handles, reducer bushing for ball shank, pin and clip, hitch ball, and all necessary hardware Made in the USA Specs: Fits: 2" x 2" Trailer hitch receivers rated for use with weight distribution systems Designed for trailers with bottom-mounted couplers Tongue weight: 350 lbs - 550 lbs Gross towing weight: 5,500 lbs Ball size: 2-5/16" Lift-bracket positioning: mount about 29" back from center of coupler Maximum trailer frame height: 6" Shank length: 13" Maximum rise: 8" from top of hitch receiver opening Maximum drop: 2" from top of hitch receiver opening Adjustment holes are spaced 1-1/4" apart on center Limited lifetime warranty Included w/ BXW0553 Required - Sold Separately Optional Add-Ons Adjustable Shank System Head 2-5/16" Hitch Ball Lift Brackets Spring Bars n/a n/a If you're looking for an American-made hitch that rides quietly, offers a quick and easy setup, and provides you with supreme handling, the Blue Ox SwayPro might be just what you're after.
... Rotating chain-style, clamp-on brackets make setup easy. Max 5" drop - best for underslungcouplers. Made in the USA.Features: Evenly spreads out your tongue weight among all the axles of your tow vehicle and trailer Levels out your ride to restore control and stability Lets you tow to the max capacity of your hitch Superior and silent sway control Hitch head has a slight angle built into it that helps your trailer self-center Constant tension in trunnions helps force trailer in line Chains are kept tight and secure to keep spring bars from moving Quick and simple to use thanks to rotating brackets No more snapping up highly tensioned spring bars Insert lift chain into slot and rotate lift bracket with the included wrench Simple installation process Hitch head with preset pitch is ready to go right out of the box Trunnion bars easily lock in place with included pin and clip Clamp-on brackets require no drilling Grease zerks inside head assembly make maintenance simple and clean Powder coated steel is durable and corrosion resistant System includes head assembly, adjustable shank, spring bars, lift chains, rotating lift brackets with handles, reducer bushing for ball shank, pin and clip, hitch ball, and all necessary hardware Made in the USA Specs: Fits: 2-1/2" x 2-1/2" Trailer hitch receivers rated for use with weight distribution systems Designed for trailers with bottom-mounted couplers Tongue weight: 1,500 lbs - 2,000 lbs Gross towing weight: 20,000 lbs Ball size: 2-5/16" Lift-bracket positioning: mount about 29" back from center of coupler Maximum trailer frame height: 6" Maximum rise: 10" from top of hitch receiver opening Maximum drop: 5" from top of hitch receiver opening Adjustment holes are spaced 1-1/4" apart on center Limited lifetime warranty Included w/ BXW2003 Required - Sold Separately Optional Add-Ons Adjustable Shank System Head 2-5/16" Hitch Ball Lift Brackets Spring Bars n/a n/a If you're looking for an American-made hitch that rides quietly, offers a quick and easy setup, and provides you with supreme handling, the Blue Ox SwayPro might be just what you're after.
The Continuum is so quiet, you just might forget you have it. This system works with your underslungcoupler and has a 4" extended shank to give you extra clearance for your tailgate, spare tire, and trailer accessories for easier hookup.Specs Weight Capacities: Tongue weight: 600 - 1,600 lbs Maximum gross towing weight: 16,000 lbs Vehicle and Trailer Compatibility: Application: fits 2-1/2" x 2-1/2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers. Trailer frame height: compatible with 5" or 6" trailer frames. Shorter (4") or taller (7") will work, but require alternate bolts (not included) Tow vehicle compatibility: works with vehicles with or without an auto-leveling system Hitch Ball and Adjustability: Ball size: 2-5/16" Maximum drop: 1-1/8" Maximum rise: 9-3/8" Total height adjustment along shank: 10-1/2" Head adjusts in: 1-3/4" increments Shank Measurements Shank length (hitch pin hole to front of shank): 7" Overall length: 18-5/8" Load Bar and System Dimensions Space between load bars: 6-1/2" Weight of load bar assembly: 20 lbs Weight of system head: 35 lbs Warranty Limited lifetime warranty
... Rotating chain-style, clamp-on brackets make setup easy. Max 2" drop - best for underslungcouplers. Made in the USA.Features: Evenly spreads out your tongue weight among all the axles of your tow vehicle and trailer Levels out your ride to restore control and stability Lets you tow to the max capacity of your hitch Superior and silent sway control Hitch head has a slight angle built into it that helps your trailer self-center Constant tension in trunnions helps force trailer in line Chains are kept tight and secure to keep spring bars from moving Quick and simple to use thanks to rotating brackets No more snapping up highly tensioned spring bars Insert lift chain into slot and rotate lift bracket with the included wrench Simple installation process Hitch head with preset pitch is ready to go right out of the box Trunnion bars easily lock in place with included pin and clip Clamp-on brackets require no drilling Grease zerks inside head assembly make maintenance simple and clean Powder coated steel is durable and corrosion resistant System includes head assembly, adjustable shank, spring bars, lift chains, rotating lift brackets with handles, reducer bushing for ball shank, pin and clip, hitch ball, and all necessary hardware Made in the USA Specs: Fits: 2" x 2" Trailer hitch receivers rated for use with weight distribution systems Designed for trailers with bottom-mounted couplers Tongue weight: 1,000 lbs - 1,500 lbs Gross towing weight: 15,000 lbs Ball size: 2-5/16" Lift-bracket positioning: mount about 29" back from hitch ball Maximum trailer frame height: 6" Shank length: 13" Maximum rise: 8" from top of hitch receiver opening Maximum drop: 2" from top of hitch receiver opening Adjustment holes are spaced 1-1/4" apart on center Limited lifetime warranty Included w/ BXW1503 Required - Sold Separately Optional Add-Ons Adjustable Shank System Head 2-5/16" Hitch Ball Lift Brackets Spring Bars n/a n/a If you're looking for an American-made hitch that rides quietly, offers a quick and easy setup, and provides you with supreme handling, the Blue Ox SwayPro might be just what you're after.
The Continuum is so quiet, you just might forget you have it. This system works with your underslungcoupler and has a 3" extended pin block to give you extra drop for your lifted truck or low-riding trailer.Specs Weight Capacities: Tongue weight: 600 - 1,600 lbs Maximum gross towing weight: 16,000 lbs Vehicle and Trailer Compatibility: Application: fits 2-1/2" x 2-1/2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers. Trailer frame height: compatible with 5" or 6" trailer frames. Shorter (4") or taller (7") will work, but require alternate bolts (not included) Tow vehicle compatibility: works with vehicles with or without an auto-leveling system Hitch Ball and Adjustability: Ball size: 2-5/16" Maximum drop: 3" (from top of receiver to top of hitch ball) Maximum rise: 12-3/8" (from top of receiver to top of hitch ball) Total height adjustment along shank: 16-3/8" Head adjusts in: 1-3/4" increments Shank Measurements Shank length (hitch pin hole to front of shank): 11-3/8" Overall length: 14-5/8" Load Bar and System Dimensions Space between load bars: 6-1/2" Weight of load bar assembly: 20 lbs Weight of system head: 35 lbs Warranty Limited lifetime warranty
The Continuum is so quiet, you just might forget you have it. No more snapping bars up onto noisy brackets. Easy to install, distributes weight with precision, controls sway, and is easily adjustable. 2-5/16" Ball and 2-1/2" shank included.Included w/ BW53FR Required - Sold Separately Optional Add-Ons Head unit Mounting hardware for 5" and 6" trailer frames Hydraulic pump and cylinder Hydraulic cylinder extension adapter for underslungcouplers Load bar assembly n/a n/a Create a stable ride for your tow vehicle and trailer with a weight distribution (WD) system.
The Continuum is so quiet, you just might forget you have it. This system works with your underslungcoupler and has a 4" extended shank to give you extra clearance for your tailgate, spare tire, and trailer accessories for easier hookup.Specs Weight Capacities: Tongue weight: 600 - 1,600 lbs Maximum gross towing weight: 16,000 lbs Vehicle and Trailer Compatibility: Application: fits 2" x 2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers. Trailer frame height: compatible with 5" or 6" trailer frames. Shorter (4") or taller (7") will work, but require alternate bolts (not included) Tow vehicle compatibility: works with vehicles with or without an auto-leveling system Hitch Ball and Adjustability: Ball size: 2-5/16" Maximum drop: 1-1/8" Maximum rise: 9-3/8" Total height adjustment along shank: 10-1/2" Head adjusts in: 1-3/4" increments Shank Measurements Shank length (hitch pin hole to front of shank): 7" Overall length: 18-5/8" Load Bar and System Dimensions Space between load bars: 6-1/2" Weight of load bar assembly: 20 lbs Weight of system head: 35 lbs Warranty Limited lifetime warranty
The Continuum is so quiet, you just might forget you have it. No more snapping bars up onto noisy brackets. Easy to install, distributes weight with precision, controls sway, and is easily adjustable. 2-5/16" Ball and 2" shank included.Included w/ BW88FR Required - Sold Separately Optional Add-Ons Head unit Mounting hardware for 5" and 6" trailer frames Hydraulic pump and cylinder Hydraulic cylinder extension adapter for underslungcouplers Load bar assembly n/a n/a Create a stable ride for your tow vehicle and trailer with a weight distribution (WD) system.
... Adjustable shank and 2-5/16" hitch ball included. Works with underslungcouplers.Features: Weight distribution hitch evenly distributes weight over axles of tow vehicle and trailer for stability and control Creates a level ride for both tow vehicle and trailer Built-in, 2-point sway control limits side-to-side movement L-brackets keep spring bars in place for a rigid system that holds trailer in line Steel-on-steel friction helps to minimize sway caused by winds or sudden maneuvers No lift chains eliminate unwanted movement Round spring bars flex appropriately for a controlled, even ride No-drill, clamp-on brackets can be adjusted along the trailer frame Powder coated steel construction is durable and corrosion resistant System includes head assembly, adjustable shank, hitch ball, spring bars, sway control L-brackets, and all necessary hardware Specs: Tongue weight: 800 lbs Gross towing weight: 12,000 lbs Application: 2" x 2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers Ball size: 2-5/16" Max drop: 2" Max rise: 6-34" Distance from the center of the ball to the lift bracket position: 28" Distance from the lift bracket position to the end of spring bar: 4" Limited lifetime warranty Create a more stable ride for your tow vehicle and trailer with a weight distribution hitch.
The Continuum is so quiet, you just might forget you have it. This system works with your underslungcoupler and has a 3" extended pin block to give you extra drop for your lifted truck or low-riding trailer.Specs Weight Capacities: Tongue weight: 600 - 1,600 lbs Maximum gross towing weight: 16,000 lbs Vehicle and Trailer Compatibility: Application: fits 2" x 2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers. Trailer frame height: compatible with 5" or 6" trailer frames. Shorter (4") or taller (7") will work, but require alternate bolts (not included).
... Adjustable shank and 2-5/16" hitch ball included. Works with underslungcouplers.Features: Weight distribution hitch evenly distributes weight over axles of tow vehicle and trailer for stability and control Creates a level ride for both tow vehicle and trailer Built-in, 2-point sway control limits side-to-side movement L-brackets keep spring bars in place for a rigid system that holds trailer in line Steel-on-steel friction helps to minimize sway caused by winds or sudden maneuvers No lift chains eliminate unwanted movement Round spring bars flex appropriately for a controlled, even ride No-drill, clamp-on brackets can be adjusted along the trailer frame Powder coated steel construction is durable and corrosion resistant System includes head assembly, adjustable shank, hitch ball, spring bars, sway control L-brackets, and all necessary hardware Specs: Tongue weight: 1,200 lbs Gross towing weight: 12,000 lbs Application: 2" x 2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers Ball size: 2-5/16" Max drop: 2" Max rise: 6-34" Distance from the center of the ball to the lift bracket position: 28" Distance from the lift bracket position to the end of spring bar: 4" Limited lifetime warranty Create a more stable ride for your tow vehicle and trailer with a weight distribution hitch.
... Rotating chain-style, clamp-on brackets make setup easy. Max 2" drop - best for underslungcouplers. Made in the USA.Features: Evenly spreads out your tongue weight among all the axles of your tow vehicle and trailer Levels out your ride to restore control and stability Lets you tow to the max capacity of your hitch Superior and silent sway control Hitch head has a slight angle built into it that helps your trailer self-center Constant tension in trunnions helps force trailer in line Chains are kept tight and secure to keep spring bars from moving Quick and simple to use thanks to rotating brackets No more snapping up highly tensioned spring bars Insert lift chain into slot and rotate lift bracket with the included wrench Simple installation process Hitch head with preset pitch is ready to go right out of the box Trunnion bars easily lock in place with included pin and clip Clamp-on brackets require no drilling Grease zerks inside head assembly make maintenance simple and clean Powder coated steel is durable and corrosion resistant System includes head assembly, adjustable shank, spring bars, lift chains, rotating lift brackets with handles, reducer bushing for ball shank, pin and clip, hitch ball, and all necessary hardware Made in the USA Specs: Fits: 2" x 2" Trailer hitch receivers rated for use with weight distribution systems Designed for trailers with bottom-mounted couplers Tongue weight: 150 lbs - 350 lbs Gross towing weight: 3,500 lbs Ball size: 2-5/16" Lift-bracket positioning: mount about 29" back from hitch ball Maximum trailer frame height: 6" Shank length: 13" Maximum rise: 8" from top of hitch receiver opening Maximum drop: 2" from top of hitch receiver opening Adjustment holes are spaced 1-1/4" apart on center Limited lifetime warranty Included w/ BXW0353 Required - Sold Separately Optional Add-Ons Adjustable Shank System Head 2-5/16" Hitch Ball Lift Brackets Spring Bars n/a n/a If you're looking for an American-made hitch that rides quietly, offers a quick and easy setup, and provides you with supreme handling, the Blue Ox SwayPro might be just what you're after.
... This corrects sway for a smooth ride. Adjustable shank and 2" hitch ball included. Works with underslungcouplers.Features: Weight distribution hitch evenly distributes weight over axles of tow vehicle and trailer for stability and control Creates a level ride for both tow vehicle and trailer Built-in, 2-point sway control limits side-to-side movement L-brackets keep spring bars in place for a rigid system that holds trailer in line Steel-on-steel friction helps to minimize sway caused by winds or sudden maneuvers No lift chains eliminate unwanted movement Round spring bars flex appropriately for a controlled, even ride No-drill, clamp-on brackets can be adjusted along the trailer frame Powder coated steel construction is durable and corrosion resistant System includes head assembly, adjustable shank, hitch ball, spring bars, sway control L-brackets, and all necessary hardware Specs: Tongue weight: 600 lbs Gross towing weight: 12,000 lbs Application: 2" x 2" trailer hitch receivers rated for use with weight distribution systems Designed for use on trailers with bottom-mounted couplers Ball size: 2" Max drop: 2" Max rise: 6-34" Distance from the center of the ball to the lift bracket position: 28" Distance from the lift bracket position to the end of spring bar: 4" Limited lifetime warranty Create a more stable ride for your tow vehicle and trailer with a weight distribution hitch.
Replaces the load bars for B&W Continuum weight distribution system. For use with underslungcoupler.Features: Replaces the load bars for B&W weight distribution systems that use underslungcoupler Tongue weight: 600 lbs - 1,600 lbs Includes 2 bars
Replacement head assembly works with Blue Ox SwayPro weight distribution systems that fit trailers with underslungcouplers. Fits SwayPro systems that use the pinless auto-latch to secure the spring bars in the head.Features: Replacement weight distribution head fits Blue Ox SwayPro systems that use the pinless auto-latch to secure the spring bars in the head Works only with systems designed for use on a trailer with a bottom-mounted coupler Mounting hardware not included - uses existing fasteners in your weight distribution system
Replacement head assembly works with Blue Ox SwayPro weight distribution systems for trailers with underslungcouplers. Includes replacement hardware.Features: Replacement weight-distribution head fits Blue Ox underslung SwayPro weight distribution systems Mounting hardware and chrome hitch ball included Fits: Underslung Blue Ox SwayPro weight distribution systems
Replaces the hitch head for Blue Ox TrackPro weight distribution hitches for trailers with underslungcouplers.Features: Replaces the underslung hitch head for Blue Ox TrackPro weight distribution hitches Durable steel construction with powder coat finish resists corrosion
Ideal for the rigors of off-road towing, this fully articulating coupler pairs with a vehicle-side Lock N Roll hitch (sold separately) to form a strong connection that is safe and secure, no matter the terrain. ... These will replace the standard pins and clips on the driver-side and trailer-side of your coupler.
A-frame coupler features a squeeze latch for safe, easy hookup. Squeeze both levers on latch to open ball socket. Jack port lets you mount a round trailer jack.Features: A-frame coupler lets you hook up your trailer to your tow vehicle Provides connection point for hitch ball Squeeze latch allows for safe and easy coupling and uncoupling Remove pin and squeeze both levers together to open ball socket Sturdy, solid steel construction is strong and durable Black powder coat finish provides corrosion resistance Built-in jack-attachment point allows for quick, easy mounting of round utility jack SAE J684 certified Specs: Ball size: 2-5/16" Jack hole diameter: 2-1/4" Overall dimensions: 17-1/2" long x 10-3/4" wide Pin hole diameter: 5/16" Minimum span needed for pin or pin lock: 1-1/4" Weight capacity: 15,000 lbs 1-Year warranty
The hinged ball socket and pin fastener on this coupler ensure a secure connection every time. The flip latch pulls the collar back to open the ball socket. The black powder coat finish is corrosion resistant.Features: A-frame coupler lets you hook up your trailer to your tow vehicle Provides connection point for hitch ball Sleeve-lock design ensures tight fit around hitch ball for secure connection Pin-style fastener holds collar in place around base of hinged ball socket Flip latch lets you quickly and easily pull back collar to open ball socket Low-profile design is sleek in appearance Unique coupler head has a symmetric, flat top Self-adjusting head makes coupling quick and easy Sturdy, solid steel construction is strong and durable Black powder coat finish provides corrosion resistance Built-in jack-attachment point allows for quick, easy mounting of round utility jack SAE J684 certified Specs: Ball size: 2-5/16" Jack hole diameter: 2-1/4" Overall dimensions: 17-1/4" long x 10-1/4" wide Pin hole diameter: 5/16" Minimum span needed for pin or pin lock: 2-1/4" Weight capacity: 12,500 lbs 1-Year warranty
A-frame coupler features a wraparound yoke latch that catches to remain open while you position coupler over ball. Black powder coat finish provides strength and durability.Features: A-frame coupler lets you hook up your trailer to your tow vehicle Provides connection point for hitch ball Yoke latch makes it easy to clamp around ball Lift up and back on the latch to open Push forward and down to close Sturdy steel construction Black powder coat finish provides corrosion resistance Built-in jack-attachment point allows for quick, easy mounting of round utility jack SAE J684 certified Weld-on installation Specs: Ball size: 2" Jack hole diameter: 2-1/4" Overall dimensions: 13-3/4" long x 9-1/2" wide Pin hole diameter: 5/16" Minimum span needed for pin or pin lock: 1-1/4" Weight capacity: 8,000 lbs 1-Year warranty