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Result: 3/8" diameter locking hitch pin

Coupler Pin - 3/8" Diameter x 2-1/4" Long

Retail: $20.33
Our Price: $4.44
In Stock
Spring-tensioned, zinc-plated steel snapper pin prevents your trailer's coupler from unlatching and releasing from your hitch ball. Pin measures 3/8" diameter x 2-1/4" usable length.Features: Snapper pin prevents your trailer's coupler from unlatching Spring-tensioned design creates a strong hold Zinc-plated steel is corrosion resistant Specs: Pin diameter: 3/8" Usable
  • Snapper Pin
  • 3/8 Inch Diameter
  • 2-1/4 Inch Span
  • 2-1/4 Inch Long
  • JR Products

Coupler Pin - 3/8" Diameter x 1-1/2" Long

Our Price: $3.45
In Stock
Spring-tensioned, zinc-plated steel snapper pin prevents your trailer's coupler from unlatching and releasing from your hitch ball. Pin measures 3/8" diameter x 1-1/2" usable length.Features: Snapper pin prevents your trailer's coupler from unlatching Spring-tensioned design creates a strong hold Zinc-plated steel is corrosion resistant Specs: Pin diameter: 3/8" Usable
  • Snapper Pin
  • 3/8 Inch Diameter
  • 1-1/2 Inch Span
  • 1-1/2 Inch Long
  • JR Products

Snapper Pin, 3/8" x 2-1/2"

Our Price: $5.56
In Stock
"locked" during use. Pin Diameter: 3/8" Usable Length: 2-1/2" Round style tab
  • Snapper Pin
  • 3/8 Inch Diameter
  • 2-1/2 Inch Span
  • 2-1/2 Inch Long
  • Redline

Snapper Pin, 3/8" x 2" - Square

Our Price: $2.84
In Stock
Snapper Pins have many uses on equipment, trailers, couplers, pintles, etc. The quick connect and disconnect feature makes them easy to use. The double wire mechanism keeps it securely ...
Features: Pin Diameter: 3/8" Usable Length: 2" Overall length: 2-3/4" Square style tab
  • Snapper Pin
  • 3/8 Inch Diameter
  • 2 Inch Span
  • 2 Inch Long
  • Redline

Linchpin - 1-3/4" Long x 3/8" Diameter

Our Price: $1.73
In Stock
Manufactured from low carbon steel, the pin portion of this linchpin has a Rockwell hardness Ra 50-60 with a 60-kg load. The ring portion is hot drawn spring steel. Zinc plated to resist corrosion.Features: Corrosion-resistant zinc plating Specs: 3/8" diameter pin 1-3/4" usable length LP38, Linchpin 3/8" Diameter x 1-3/4" Usable Length Zinc
  • Linchpin
  • 3/8 Inch Diameter
  • 1-3/4 Inch Span
  • 1-3/4 Inch Long
  • Redline

Locking Anti-Rattle, Threaded Hitch Pin for Swagman Hitch Racks

Retail: $67.10
Our Price: $37.50
In Stock
1/2" Locking hitch pin secures a 1-1/4" or 1-1/4" and 2" Swagman rack to your trailer hitch receiver. Threaded pin pulls the receiver bar tight to one side of the hitch to prevent ...
locking hitch Inside width (span): 4-3/8" 19mm Bolt head 12 UNC coarse thread Fits: All Swagman 1-1/4" or 1-1/4" and 2" hitch bike racks: S63360, S63365, S63380, S63400, S63410, S64650
  • Fits 1-1/4 and 2 Inch Hitch
  • Fits 1-1/4 Inch Hitch
  • Fits 2 Inch Hitch
  • Rack Specific Locks
  • For Swagman Racks
  • 4-3/8 Inch Span
  • Keyed Unique
  • Swagman
  • Chrome

TowSmart Locking Boomerang Hitch Pin and Coupler Lock - 1-1/4" and 2" Diameter

Retail: $30.45
Our Price: $24.79
In Stock
Whatever you're towing, you'll be protected against theft with this hitch and coupler lock. The boomerang hitch pin locks your ball mount to either a 1-1/4" or 2" hitch receiver ...
Dust caps block out dirt and moisture 4 Keys included Chrome-plated steel construction Specs: Hitch lock pin diameters: 1/2" and 5/8" Useable length: 2-3/4" and 2" Coupler lock fits
  • Fits 2 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Latch Lock
  • 7/8 Inch Span
  • Keyed Unique
  • TowSmart
  • Steel
  • Universal Application Lock

Weigh Safe Hitch Receiver Locking Pin w/ Cap - 5/8" Diameter - Stainless Steel

Retail: $34.99
Our Price: $30.00
This hitch lock fits all 2", 2-1/2", and 3" receivers with a pin hole diameter of 5/8". It has a dust cap to block out dirt and moisture. Its stainless steel construction makes it ...
lock cylinder Made of stainless steel Specs: Application: most 2", 2-1/2" and 3" hitch receivers Diameter: 5/8" Overall length: 5-7/8" inside pin length (span): 3-7/16"
  • Fits 2-1/2 Inch Hitch
  • Fits 3 Inch Hitch
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • 3-7/16 Inch Span
  • Keyed Unique
  • Weigh Safe

TowSmart Hitch Receiver Locking Pin w/Cap - 1/2" and 5/8" Diameter

Retail: $20.75
Our Price: $18.08
In Stock
This hitch lock can fit in both 1/2" and 5/8" receiver holes and has a dust cap to block out dirt and moisture. Includes 2 keys.Features: Locks your ball mount and hitch accessory into the receiver Adjusts to fit in 1/2" and 5/8" receiver holes Slide the included sleeve over the pin to convert to 5/8" diameter
  • Fits 1-1/4 and 2 Inch Hitch
  • Fits 2 Inch Hitch
  • Fits 1-1/4 Inch Hitch
  • Standard Pin Lock
  • Keyed Unique
  • TowSmart

TowSmart Hitch Receiver Locking Pin w/Cap - 1/2" and 5/8" Diameter - Stainless Steel

Retail: $29.07
Our Price: $25.87
In Stock
This hitch lock can fit in both 1/2" and 5/8" receiver holes and has a dust cap to block out dirt and moisture. Its stainless steel construction makes it extra rustproof. Includes 2 keys.Features: Locks your ball mount and hitch accessory into the receiver Adjusts to fit 1/2" and 5/8" receiver holes Slide the included sleeve over the pin to convert to 5/8" diameter
  • Fits 1-1/4 Inch Hitch
  • Fits 1-1/4 and 2 Inch Hitch
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • Keyed Unique
  • TowSmart

MaxxTow Coupler Latch Lock for Surge Brake Actuators - 3-3/8" Span - 1/4" Diameter

Our Price: $26.82
In Stock
This 1/4" pin lock inserts through the latch on your surge brake actuator or standard ball coupler to keep your trailer coupler secured on your hitch ball. Carbon steel construction with black ...
resistant 2 Keys included Specs: Application: surge brake actuators and standard latch-style ball couplers Pin diameter: 1/4" Inside pin length (span): 3-3/8"
  • Latch Lock
  • 3-3/8 Inch Span
  • MaxxTow

etrailer Surge Brake Coupler Lock - 3-3/8" Span - 1/4" Diameter - Chrome

Retail: $35.20
Our Price: $17.75
In Stock
Designed primarily for brake actuators that lock through the body, this lock has a covered keyhole and chrome plating to help prevent corrosion. Steel construction ensures long-lasting dependability ...
length: 6-7/8" Pin diameter: 1/4" 1-Year warranty Note: Lock can be keyed alike to match other etrailer locks. To order keyed alike locks, select "Keyed Alike" from drop-down menu above
  • Latch Lock
  • 3-3/8 Inch Span
  • Keyed Alike
  • etrailer
  • Universal Application Lock

Trimax Adjustable Trailer Coupler Latch Lock - 1/4" Pin - 7/8" to 3-1/2" Spans

Retail: $29.99
Our Price: $15.20
In Stock
Stop fumbling with your hitch at awkward angles, and secure a variety of trailer couplers with this adjustable lock. Fitting spans up to 3-1/2", this lock combines rugged durability with ...
latches with spans of 7/8", 2-1/2", or 3-1/2" Pin diameter: 1/4"
  • Latch Lock
  • 3-1/2 Inch Span
  • 2-1/2 Inch Span
  • 7/8 Inch Span
  • Keyed Unique
  • Trimax Locks
  • Steel
  • Universal Application Lock

Hitch Lock for Kuat Bike Racks - 1-1/4" Hitches

Our Price: $29.99
In Stock
This hitch lock fits the smaller pin hole on Kuat bike racks for 1-1/4" hitches. 2 Keys, dust cap, burlap bag, and Kuat keychain bottle opener included. 3/8" Diameter. body 2 Keys, burlap bag, and Kuat keychain bottle opener included Specs: Pin diameter: 3/8" Overall length: 5-3/4" Pin span: 3-1/2" Limited lifetime warranty
  • Rack Specific Locks
  • For Kuat Racks
  • 3-1/2 Inch Span
  • Keyed Unique
  • Kuat
  • Stainless Steel

Blue Ox Adjustable Trailer Coupler Lock - 7/8" to 3-1/2" Span - 1/4" Diameter

Retail: $42.98
Our Price: $24.15
In Stock
Lock secures most latch-style trailer couplers and surge brake couplers that lock through the body. Pin tumbler cylinder adjusts incrementally - from 7/8" to 3-1/2" - along notched ...
Specs: Application: trigger-latch-style (or lever-latch-style), sleeve-lock, and surge brake couplers Inside pin length (span): 7/8", 2-1/2", or 3-1/2" Pin diameter: 1/4" 2-Year
  • Fits 2 Inch Hitch
  • Latch Lock
  • 3-1/2 Inch Span
  • 2-1/2 Inch Span
  • 7/8 Inch Span
  • Keyed Unique
  • Blue Ox
  • Stainless Steel
  • Universal Application Lock

Curt Base Rail Lock for 5th Wheel Trailer Hitches - 1/2" Diameter Pin

Retail: $67.95
Our Price: $40.25
In Stock
Secure your 5th-wheel trailer hitch to standard base rails with this bent-pin-style lock. Just replace one of the pins on your hitch with the 1/2" diameter lock for added security. Steel pin ...
Conceals part of the pin to deter theft Weather-resistant dust cap keeps cylinder free from water and debris 2 Keys included Specs: Usable length: 2-3/4" Pin diameter: 1/2" Limited 1-year warranty
  • Fits 5th Wheel Hitch
  • Standard Pin Lock
  • 2-3/4 Inch Span
  • Keyed Unique
  • CURT
  • Steel

InfiniteRule Trailer Coupler Lock - Trigger Latch Style - 1/4" Pin Diameter - 1-5/8" Span

Retail: $80.37
Our Price: $48.42
Heavy-duty, stainless steel lock provides superior security when locking your trigger-latch-style trailer coupler. Third-party-tested pin has a 42,000-lb shear strength.: 1-5/8" wide trigger-latch-style ball coupler Shear strength: 42,000 lbs Pin dimensions: Overall length: 3-1/16" Diameter: 1/4" Inside pin length (span): 1-5/8" 1-Year warranty Extensive
  • Latch Lock
  • 1-5/8 Inch Span
  • Keyed Unique
  • InfiniteRule
  • Stainless Steel
  • Universal Application Lock

Master Lock Hitch Receiver and Coupler Latch Lock Set - Padlock - 1-1/4" and 2" Hitches

Retail: $35.32
Our Price: $24.96
In Stock
Convenient kit includes a chrome-plated, padlock-style trailer hitch receiver lock with an easy-to-use swivel head and a stainless steel latch lock for your trailer's coupler. Fits 1-1/4" x ...
; x 1-1/4" and 2" x 2" trailer hitch receivers Receiver lock pin diameter: 1/2" and 5/8" Inside pin length (span): 2-3/4" Coupler latch lock pin diameter: 1/4" Limited
  • Fits 1-1/4 and 2 Inch Hitch
  • Fits 1-1/4 Inch Hitch
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • 2-3/4 Inch Span
  • Keyed Unique
  • Master Lock
  • Steel

InfiniteRule Hitch Lock for 2-1/2" or 3" Hitches - 3-7/8" Span - Stainless Steel

Retail: $163.87
Our Price: $134.46
In Stock
Heavy-duty, stainless steel hitch lock provides superior security when locking a ball mount or accessory to your 2-1/2" or 3" hitch. Third-party-tested pin has a 32,000-lb shear strength ...
Keys included Made in the USA Specs: Applications: 2-1/2" x 2-1/2" trailer hitch receivers 3" x 3" trailer hitch receivers Shear strength: 32,000 lbs Pin diameter: 3
  • Fits 2-1/2 Inch Hitch
  • Fits 3 Inch Hitch
  • Standard Pin Lock
  • 3-7/8 Inch Span
  • Keyed Unique
  • InfiniteRule
  • Steel

Trailer Hitch Receiver Lock for 3" Hitches - Flush - 3-1/8" Span - Stainless Steel

Retail: $49.00
Our Price: $45.00
In Stock
Get peace of mind when securing your hitch-mounted accessory to your vehicle's 3" x 3" hitch with this stainless steel hitch lock. Replaces your standard pin and clip and locks ...
: 3" x 3" trailer hitch receivers Pin diameter: 5/8" Inside pin length (span): 3-1/8" Overall length: 8-1/4"
  • Fits 3 Inch Hitch
  • Standard Pin Lock
  • 3-1/8 Inch Span
  • Keyed Unique
  • B and W
  • Stainless Steel

Anti-Rattle Hitch Lock for Kuat Transfer Bike Racks - 1-1/4" and 2" Hitches

Our Price: $29.00
In Stock
This hitch lock lets you secure your Kuat Transfer to your 1-1/4" or 2" trailer hitch receiver. Threaded design helps to reduce movement and noise of the rack in your hitch. Not compatible ...
included Limited lifetime warranty Specs: Pin diameter: 3/8" Overall length: 5-3/4" Pin span: 3-1/2" Limited lifetime warranty
  • Fits 1-1/4 and 2 Inch Hitch
  • Fits 2 Inch Hitch
  • Fits 1-1/4 Inch Hitch
  • Rack Specific Locks
  • For Kuat Racks
  • 3-1/2 Inch Span
  • Kuat

Hitch Tite Anti-Rattle Hitch Lock for Saris Bike Racks with 1-1/4" and 2" Shanks

Retail: $79.99
Our Price: $39.99
In Stock
This anti-rattle hitch lock secures your Saris bike rack with a 1-1/4" or 2" threaded shank to your vehicle's hitch. It also helps to eliminate noise and movement of the rack in your ...
, and Cycle-On Pin diameter: Smooth: 3/8" Threaded: 7/16" Usable bolt length: 3-5/8" Lifetime warranty
  • Fits 2 Inch Hitch
  • Fits 1-1/4 and 2 Inch Hitch
  • Fits 1-1/4 Inch Hitch
  • Rack Specific Locks
  • For Saris Racks
  • 3-5/8 Inch Span
  • Keyed Unique
  • Saris
  • Steel

InfiniteRule Hitch Lock for 3" Hitches - 3-7/8" Span - Stainless Steel

Retail: $70.52
Our Price: $40.32
In Stock
Heavy-duty, stainless steel hitch lock provides superior security when locking a ball mount or accessory to your 3" hitch. Third-party-tested pin has a 42,000-lb shear strength. Flush design. Keys included Made in the USA Specs: Application: 3" x 3" trailer hitch receivers Also fits ball mount platform on BulletProof adjustable ball mounts Shear strength: 42,000 lbs Pin diameter
  • Fits 3 Inch Hitch
  • Standard Pin Lock
  • 3-7/8 Inch Span
  • Keyed Unique
  • InfiniteRule
  • Stainless Steel

InfiniteRule Hitch Lock for 3" Hitches - 3-5/8" Span - Stainless Steel

Retail: $70.52
Our Price: $40.32
In Stock
Heavy-duty, stainless steel hitch lock provides superior security when locking a ball mount or accessory to your 3" hitch. Third-party-tested pin has a 42,000-lb shear strength. Flush design.: Application: 3" x 3" trailer hitch receivers Also secures Gen-Y 21K ball platform to ball mount Shear strength: 42,000 lbs Pin diameter: 5/8" Dimensions of pin: Overall length: 6-1/4" Inside
  • Fits 3 Inch Hitch
  • Standard Pin Lock
  • 3-5/8 Inch Span
  • Keyed Unique
  • InfiniteRule
  • Stainless Steel