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EZ Lock Trailer Coupler Lock for 1-7/8", 2", 2-5/16" Bulldog Collar-Lok Couplers

Our Price: $68.94
In Stock
Fight back against trailer thieves with this rugged, rustproof aluminum trailer coupler lock. Simple yet effective, it deters towaway theft of your trailer that has a Bulldog Collar-Lok coupler ...
Features: Coupler lock deters theft of your trailer that has a Bulldog Collar-Lok-style coupler Heavy-duty bracket fits around your trailer's coupler Raised ball on platform sits inside of
  • Fits 2-5/16 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Blaylock Industries
  • Aluminum
  • Universal Application Lock

EZ Lock Trailer Coupler Lock for 1-7/8", 2", 2-5/16" Bulldog Collar-Lok Couplers

Retail: $56.14
Our Price: $39.77
In Stock
Fight back against trailer thieves with this rugged, rustproof aluminum trailer coupler lock. Simple yet effective, it deters towaway theft of your trailer that has a Bulldog Collar-Lok coupler ...
Features: Coupler lock deters theft of your trailer that has a Bulldog Collar-Lok-style coupler Heavy-duty bracket fits around your trailer's coupler Raised ball on platform sits inside of
  • Fits 2-5/16 Inch Ball
  • Fits 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Blaylock Industries
  • Aluminum
  • Universal Application Lock

Bulldog Lifelong Trailer Coupler Lock - Trigger Latch Style - 1/4" Pin Diameter - Chrome

Retail: $39.25
Our Price: $25.09
Guard against trailer theft with this durable steel, butterfly-style coupler lock. Works with most ball couplers that have trigger-style latches. Chrome plating resists corrosion, and the unique ...
Features: Coupler lock secures the trigger latch on your trailer's coupler to deter theft Trailer can't be removed from your tow vehicle when locked onto ball Would-be thieves can't
  • Latch Lock
  • Keyed Unique
  • Bulldog
  • Steel
  • 3/4 Inch Span
  • Universal Application Lock

Bulldog Lifelong Trigger-Style Coupler Lock and 2" Trailer Hitch Receiver Lock - Chrome

Retail: $57.49
Our Price: $40.22
Combo pack offers theft protection for your trailer with the butterfly-style coupler lock and secures a ball mount or hitch accessory with the receiver lock. Chrome-plated steel resists rust ...
Features: Convenient set includes locks for your trailer's trigger-latch-style coupler and your 2" trailer hitch receiver Coupler lock secures the trigger latch on your trailer's coupler
  • Latch Lock
  • Keyed Unique
  • Bulldog
  • Steel
  • 3/4 Inch Span
  • Universal Application Lock

ICON Trailer Coupler Lock for Sleeve-Lock 2-5/16" Ball Coupler - Cast and Stainless - Black

Retail: $411.20
Our Price: $349.00
In Stock
Fit this heavy-duty, cast steel lock over your Bulldog, Ram, or etrailer sleeve-lock coupler to help prevent trailer theft. Honeycomb body resists saws and grinders. Stainless steel, disc-detainer ...
Features: Locks down your trailer coupler to deter towaway theft Keeps others from hooking up to your trailer Fits over Bulldog, Ram, or etrailer sleeve-lock couplers Constructed of durable
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Altor Locks
  • Steel
  • Universal Application Lock

ICON Trailer Coupler Lock for 2" Cast and Sleeve-Lock Couplers - Cast and Stainless - Black

Retail: $411.20
Our Price: $349.00
Secure your Bulldog, Curt, Demco, Ram, or etrailer cast or sleeve coupler to help prevent trailer theft. Heavy-duty, cast steel, honeycomb lock resists saws and grinders. Stainless steel ...
Features: Locks down your trailer coupler to deter towaway theft Keeps others from hooking up to your trailer Fits over Bulldog, Curt, Demco, and-lock Ram cast or sleeve couplers Constructed of
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Altor Locks
  • Steel
  • Universal Application Lock

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

Kristin
Kristin etrailer team member
Kristin etrailer team member

15

Years

|

589

Installations

15,864

Customers Helped

Any questions? Chat us from Missouri

InfiniteRule Lock for Bulldog Trailer Sleeve or Collar Couplers w/ Low Profile Latch

Our Price: $52.63
In Stock
Keep your trailer secure with this heavy-duty, stainless steel lock. Fits your Bulldog sleeve or collar coupler with a flip latch. Sits flush so it's harder for theives to cut, and you won't ...
Features: Flush-style lock fits your Bulldog sleeve or collar trailer coupler with flip latch Secures your trailer to your ball mount Heavy-duty stainless steel construction O-ring protects internal
  • Surround Lock
  • Keyed Unique
  • InfiniteRule
  • Stainless Steel
  • 2-3/8 Inch Span
  • Universal Application Lock

InfiniteRule Lock for Bulldog Trailer Sleeve or Collar Couplers

Our Price: $52.63
Keep your trailer secure with this heavy-duty, stainless steel lock. Fits flush on your Bulldog sleeve or collar coupler. Sits flush so it's harder for theives to cut, and you won't snag ...
Features: Flush-style lock fits your Bulldog sleeve or collar trailer coupler Secures your trailer to your ball mount Heavy-duty stainless steel construction O-ring protects internal components from
  • Surround Lock
  • Keyed Unique
  • InfiniteRule
  • Stainless Steel
  • 2-3/8 Inch Span
  • Universal Application Lock

Blaylock Total-Encasement Coupler Lock for 2-5/16" Bulldog Collar-Lok Couplers - Push Button

Retail: $73.99
Our Price: $55.94
In Stock
Sturdy, rustproof aluminum lock discourages towaway trailer theft by fully enclosing your Bulldog Collar-Lok coupler that fits 2-5/16" hitch balls. Can be keyed alike to match other Blaylock ...
Features: Coupler lock deters theft of your trailer with a Bulldog Collar-Lok-style coupler Heavy-duty shell fully encloses the coupler Steel pin slides up into hitch ball opening to prevent removal
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Blaylock Industries
  • Aluminum
  • Universal Application Lock

Blaylock Total-Encasement Coupler Lock for 2" Bulldog Collar-Lok Couplers - Push Button

Retail: $71.99
Our Price: $52.30
In Stock
Sturdy, rustproof aluminum lock discourages towaway trailer theft by fully enclosing your Bulldog Collar-Lok coupler that fits 2" hitch balls. Can be keyed alike to match other Blaylock ...
Features: Coupler lock deters theft of your trailer with a Bulldog Collar-Lok-style coupler Heavy-duty shell fully encloses the coupler Steel pin slides up into hitch ball opening to prevent removal
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Blaylock Industries
  • Aluminum
  • Universal Application Lock

Bulldog Collar-Lok Coupler - Gray - Adjustable Channel Mount - 2-5/16" Ball - 12,500 lbs

Retail: $182.83
Our Price: $122.16
In Stock
The collar on this heavy-duty coupler slides over the hinge for unmistakable security. Tight, rigid mount design ensures a strong, rattle-free connection. Mounts in 3" channel bracket (sold ...
Features: Heavy-duty coupler lets you hook up your trailer to your tow vehicle Provides connection point for hitch ball Ideal for utility, livestock, cargo, and construction trailers Ball-and-socket
  • 2-5/16 Inch Ball Coupler
  • Coupler Only
  • Bulldog
  • 12500 lbs GTW
  • Powder Coat Finish
  • 3 Inch Channel

Bulldog Collar-Lok Coupler - Grey - Adjustable Channel Mount - 2" Ball - 7,000 lbs

Retail: $160.33
Our Price: $115.08
In Stock
The collar on this heavy-duty coupler slides over the hinge for unmistakable security. Tight, rigid mount design ensures a strong, rattle-free connection. Mounts in 3" channel bracket (sold ...
Features: Heavy-duty coupler lets you hook up your trailer to your tow vehicle Provides connection point for hitch ball Ideal for utility, livestock, cargo, and construction trailers Ball-and-socket
  • 2 Inch Ball Coupler
  • Coupler Only
  • Bulldog
  • 7000 lbs GTW
  • Powder Coat Finish
  • 3 Inch Channel

AMPLock Trailer Coupler Lock for 2-5/16" Ball Couplers w/o Lip - Ductile Cast Iron

Our Price: $347.00
In Stock
Use this heavy-duty cast iron coupler lock to help prevent trailer towaway theft. Fits standard 2-5/16" ball couplers with no lips. Resists picking, cutting, drilling, and freezing. Tumbler ...
Features: Tamper-resistant, sturdy lock deters trailer theft by preventing hookup Fits over coupler, engaging it like a trailer ball does and blocking the ball opening Prevents would-be thieves from
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • AMPLock
  • Cast Iron
  • Universal Application Lock

AMPLock Trailer Coupler Lock for 2" Ball Couplers w/o Lip - Ductile Cast Iron

Our Price: $347.00
Use this heavy-duty cast iron coupler lock to help prevent trailer towaway theft. Fits standard 2" ball couplers with no lips. Resists picking, cutting, drilling, and freezing. Tumbler offers ...
Features: Tamper-resistant, sturdy lock deters trailer theft by preventing hookup Fits over coupler, engaging it like a trailer ball does and blocking the ball opening Prevents would-be thieves from
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Unique
  • AMPLock
  • Cast Iron
  • Universal Application Lock

Bulldog Easy Access Coupler Lock - Swivel Head - Chrome

Retail: $29.86
Our Price: $20.49
Protect your trailer from theft with this swivel-head coupler lock. Chrome-plated steel resists rust.Features: Coupler lock secures your trailer's coupler to deter theft Trailer can't be removed from your tow vehicle when locked Would-be thieves can't secure your unhitched trailer to
  • Latch Lock
  • Keyed Unique
  • Bulldog
  • Steel
  • 3-5/8 Inch Span
  • Universal Application Lock

Bulldog Cast Head Coupler w/ Wedge Latch - 2-5/16" Ball - Flat Plate Mount - 20,000 lbs

Retail: $150.46
Our Price: $109.44
In Stock
Durable cast coupler features the easy-to-use Wedge Latch for simple, quick hookup and a 4-1/2" mount pattern for easy installation. Can also be welded onto application.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Wedge-style latch is secure and easy to use Gray primer coat for easy welding Flat-mount design installs
  • 2-5/16 Inch Ball Coupler
  • Fixed Coupler
  • Bolt-On
  • Weld-On
  • Bulldog
  • 20000 lbs GTW

Bulldog Heavy-Duty Cast Head Coupler w/ Wedge Latch - 2-5/16" Ball - A-Frame - 15,000 lbs

Retail: $219.58
Our Price: $176.44
In Stock
Durable cast coupler features the easy-to-use Wedge Latch for simple, quick hookup and has a built-in attachment point for round, A-frame utility jacks.Features: Heavy-duty bolt-on coupler is ideal for utility, livestock, cargo and construction trailers Wedge-style latch is secure and easy to use Built-in jack-attachment point allows for quick, easy
  • 2-5/16 Inch Ball Coupler
  • Standard Coupler
  • Bolt-On
  • Bulldog
  • 15000 lbs GTW

Bulldog Collar-Lok Coupler w/ Low-Profile Latch - 2" Ball - A-Frame - 5,000 lbs

Retail: $169.00
Our Price: $118.84
In Stock
Heavy-duty coupler has a low-profile latch and hinged ball socket that offers a tight fit with visual indication of proper closure around the ball - all to ensure quick, easy and secure hookup.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Collar-Lok design offers automatic, continuously tight fit for absolute security Hinged ball socket makes
  • 2 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 5000 lbs GTW

Bulldog Collar-Lok Coupler w/ High-Profile Latch - 2" Ball - A-Frame - 7,000 lbs

Retail: $202.69
Our Price: $122.41
In Stock
Heavy-duty coupler has a high-profile latch and hinged ball socket that offers a tight fit with visual indication of proper closure around the ball - all to ensure quick, easy and secure hookup.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Collar-Lok design offers automatic, continuously tight fit for absolute security Hinged ball socket makes
  • 2 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 7000 lbs GTW

Bulldog Collar-Lok Coupler w/ High-Profile Latch - 2" Ball - A-Frame - 5,000 lbs

Retail: $163.13
Our Price: $118.42
In Stock
Heavy-duty coupler has a high-profile latch and hinged ball socket that offers a tight fit with visual indication of proper closure around the ball - all to ensure quick, easy and secure hookup.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Collar-Lok design offers automatic, continuously tight fit for absolute security Hinged ball socket makes
  • 2 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 5000 lbs GTW

Bulldog Heavy-Duty Cast Head Coupler w/ Wedge Latch - 2-5/16" Ball - A-Frame - 12,500 lbs

Retail: $190.20
Our Price: $138.24
In Stock
Durable cast coupler features the easy-to-use Wedge Latch for simple, quick hookup and has a built-in attachment point for round, A-frame utility jacks.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Wedge-style latch is secure and easy to use Built-in jack-attachment point allows for quick, easy
  • 2-5/16 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 12500 lbs GTW

Bulldog Collar-Lok Coupler w/ Low-Profile Latch - 2" Ball - A-Frame - 7,000 lbs

Retail: $175.78
Our Price: $120.61
Heavy-duty coupler has a low-profile latch and hinged ball socket that offers a tight fit with visual indication of proper closure around the ball - all to ensure quick, easy and secure hookup.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Collar-Lok design offers automatic, continuously tight fit for absolute security Hinged ball socket makes
  • 2 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 7000 lbs GTW

Bulldog Collar-Lok Coupler w/ High-Profile Latch - 2-5/16" Ball - A-Frame - 12,500 lbs

Retail: $170.78
Our Price: $127.47
Heavy-duty coupler has a high-profile latch and hinged ball socket that offers a tight fit with visual indication of proper closure around the ball - all to ensure quick, easy and secure hookup.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Collar-Lok design offers automatic, continuously tight fit for absolute security Hinged ball socket makes
  • 2-5/16 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 12500 lbs GTW

Bulldog Collar-Lok Coupler w/ Low-Profile Latch - 2-5/16" Ball - A-Frame - 12,500 lbs

Retail: $225.21
Our Price: $133.33
Heavy-duty coupler has a low-profile latch and hinged ball socket that offers a tight fit with visual indication of proper closure around the ball - all to ensure quick, easy and secure hookup.Features: Heavy-duty coupler is ideal for utility, livestock, cargo and construction trailers Collar-Lok design offers automatic, continuously tight fit for absolute security Hinged ball socket makes
  • 2-5/16 Inch Ball Coupler
  • Standard Coupler
  • Weld-On
  • Bulldog
  • 12500 lbs GTW