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Master Lock Trailer Coupler Lock - 1-7/8", 2" and 2-5/16" Ball Couplers

Retail: $46.62
Our Price: $36.00
In Stock
Keep your trailer safe from towaway theft with this universal coupler lock. Its tough frame fits in and around most 1-7/8", 2", and 2-5/16" ball couplers; and it has a bright red color ...
. Instructions for Locking the Trailer Coupler Insert key and turn clockwise to unlock. Pull the ball out from the lock body as far as it will go. Insert the ball of the lock into your coupler's ball socket
  • Fits 2-5/16 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Master Lock
  • Universal Application Lock

etrailer Hitch and Coupler Lock Set - 2" Hitch - 2-5/16" Ball

Retail: $87.51
Our Price: $81.82
In Stock
Lockset includes a sturdy aluminum coupler lock to prevent towaway theft, a 1/4" diameter latch lock to ensure that your trailer won't be unhooked from the coupler, and a 2" trailer ...
Features: 3-Piece lockset secures your towing setup Coupler lock fits over your coupler while it's not connected to prevent towaway theft Prevents a trailer ball from being inserted into the
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Aluminum
  • etrailer
  • Universal Application Lock

Curt Rebellion XD Shock Absorbing Adjustable Ball Mount w/ 2" and 2-5/16" Balls - 15K

Retail: $700.95
Our Price: $531.95
In Stock
2" Shock-absorbing ball mount is designed for superior ride comfort and control. ShockDrop core absorbs road vibration and rattling to minimize stress on your rig's suspension and braking ...
Features: Ball mount with included hitch balls lets you hook up your trailer to your tow vehicle Shank slides into hitch receiver on your vehicle 2" Ball and 2-5/16" ball provide connection
  • Drop - 6 Inch
  • Adjustable Ball Mount
  • 2-5/16 Inch Ball
  • 2 Inch Ball
  • Steel Shank - Gray
  • CURT
  • Shock Absorbing
  • Two Balls
  • 15000 lbs GTW

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

Retail: $485.31
Our Price: $212.00
In Stock
Use this heavy-duty cast iron coupler lock to help prevent trailer towaway theft. Fits standard 2-5/16" ball couplers with flat 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
  • Cast Iron
  • AMPLock
  • Universal Application Lock

etrailer Hitch Receiver Lock for 2" and 2-1/2" Hitches - Flush - 3-5/8" Span - Chrome

Retail: $31.11
Our Price: $24.51
In Stock
Designed for wide 2" and standard 2-1/2" hitches, this hitch lock has a covered keyhole and chrome plating to help prevent corrosion. Steel construction ensures long-lasting dependability ...
Features: Flush-style trailer hitch receiver lock is used in place of standard pin and clip to prevent theft of ball mount or hitch-mounted accessory Secure your bike rack, cargo carrier, hitch cover
  • Fits 2 Inch Hitch
  • Fits 2-1/2 Inch Hitch
  • Standard Pin Lock
  • Keyed Alike
  • Steel
  • etrailer
  • 3-5/8 Inch Span

Curt Hitch Lock - 2", 2-1/2", and 3" Hitches - Chrome

Retail: $49.70
Our Price: $30.58
In Stock
5/8" Diameter chrome-plated hitch lock lets you easily secure your hitch accessory or ballmount to your 2", 2-1/2", or 3" hitch receiver tube. Watertight dust cap keeps out debris ...
Features: 5/8" Diameter pin fits 2", 2-1/2", and 3" hitch receiver tubes Protected by a durable chrome-plated finish Easy-to-operate quarter-turn lock activation Watertight dust
  • Fits 3 Inch Hitch
  • Fits 2-1/2 Inch Hitch
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • CURT

New Arrivals — From Our Shop to You!

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

etrailer Trailer Coupler Lock for Flat Lip 2-5/16" Ball Coupler - Aluminum - Yellow

Retail: $44.54
Our Price: $35.43
In Stock
Use this sturdy, rustproof aluminum coupler lock with high-visibility yellow color to help prevent trailer towaway theft. Fits trigger-style, 2-5/16" ball couplers with flat lips. Can be keyed ...
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 Alike
  • Aluminum
  • etrailer
  • Universal Application Lock

etrailer Trailer Hitch Receiver Lock for 2" Hitch - Flush - 2-5/8" Span - Stainless Steel

Retail: $49.86
Our Price: $39.95
In Stock
This rustproof, stainless steel hitch lock is designed to fit standard 2" hitches. Covered keyhole helps to prevent internal corrosion. Can be keyed alike to match other etrailer locks.Features: Flush-style trailer hitch receiver lock is used in place of standard pin and clip to prevent theft of ball mount or hitch-mounted accessory Secure your bike rack, cargo carrier, hitch cover
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • Keyed Alike
  • Stainless Steel
  • etrailer
  • 2-5/8 Inch Span

Trimax Universal Trailer Coupler Lock for 1-7/8", 2", and 2-5/16" Couplers

Retail: $115.99
Our Price: $69.69
In Stock
Dual-ratchet locking system and ballistic nylon housing with a hardened steel shackle provide 360 degrees of protection for your trailer coupler. Heavy-duty housing can take a beating, giving you ...
Features: Locks down your trailer coupler to prevent towaway theft Keeps others from hooking up to your trailer Fits most ball-style couplers Creates a tight, secure fit around ball for 360 degrees
  • Fits 1-7/8 Inch Ball
  • Fits 2 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Steel
  • Trimax Locks
  • Universal Application Lock

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 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Aluminum
  • Blaylock Industries
  • Universal Application Lock

Fastway Universal Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers - Key 316

Retail: $65.90
Our Price: $56.84
In Stock
Protect just about any trailer from theft with this universal coupler lock, which uses a unique "ball" and shackle to fit a variety of coupler sizes and styles. Secures trailer when it is ...
1-7/8", 2" and 2-5/16" ball couplers Maximum coupler width: 4-1/2" Shackle diameter: 5/8" Limited lifetime warranty This close-up bottom view shows the solid steel bolt in the locked
  • Fits 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Alike
  • Fastway
  • Universal Application Lock

Blaylock EZ Lock Trailer Coupler Lock for 1-7/8", 2", and 2-5/16" Couplers - Aluminum

Retail: $60.27
Our Price: $42.53
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 trigger-style, latch-style, or ...
bracket fits around your trailer's coupler Raised ball on platform sits inside of coupler Steel pin slides through the bracket to secure the lock to your coupler Padlock (sold separately) is required to
  • Fits 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Aluminum
  • Blaylock Industries
  • Universal Application Lock

AMPLock Coupler Lock for Rolled Lip 2" or 2-5/16" Ball Couplers - Ductile Cast Iron

Retail: $190.00
Our Price: $152.00
In Stock
Use this heavy-duty cast iron coupler lock to help prevent trailer towaway theft. Fits standard 2" and 2-5/16" ball couplers with rolled lips. Resists picking, cutting, and freezing ...
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
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Cast Iron
  • AMPLock
  • Universal Application Lock

B&W Tow & Stow 2-Ball Mount - Compatible with GM MultiPro Tailgate - 2.5" Hitch - 18K

Our Price: $389.00
In Stock
Stow the ball and mounting platform on this dual-ball ball mount beneath your hitch for a sleek look when you are done towing. Designed for use with your GM MultiPro tailgate. Tow up to 18,000 lbs. additional locks required to prevent platform and balls from being removed 2 Different-size hitch balls let you tow trailers with different coupler sizes To switch ball, simply remove pin, rotate balls, and
  • Rise - 7 Inch
  • Drop - 7 Inch
  • Adjustable Ball Mount
  • 2 Inch Ball
  • 2-5/16 Inch Ball
  • Steel Shank - Matte Black
  • B and W
  • Two Balls
  • 18000 lbs GTW
  • 7500 lbs GTW

Trimax Universal Towing Kit - Keyed Alike - TMX86SR

Our Price: $75.30
In Stock
Why settle for 1 lock when you can have a complete set? Whether your trailer is being stored or is hitched up for use, this kit includes locks for your trailer coupler, latch, and hitch receiver - ...
Features: 1 Key to rule them all: You'll receive backup keys, but this keyed-alike system simplifies your setup. 1 Key is all you need to unlock the coupler, latch, and hitch locks. Comprehensive
  • Fits 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Latch Lock
  • Keyed Alike
  • Trimax Locks
  • 3-1/2 Inch Span
  • 2-1/2 Inch Span
  • Universal Application Lock

Master Lock Set - Coupler Ball Lock, Locking Hitch Pin, and Coupler Latch Lock

Retail: $79.69
Our Price: $52.49
In Stock
All-in-one defense system for keeping your trailer locked up and out of the wrong hands. Why fumble with a bunch of different keys? This keyed-alike set includes a coupler ball lock, a locking hitch ...
Features: Lock it down! The adjustable coupler ball lock (ML389DAT) blocks theft and unwanted hookups Fits 1-7/8", 2", and 2-5/16" ball couplers Lock it in! The locking hitch pin
  • Fits 2-5/16 Inch Ball
  • Fits 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Latch Lock
  • Surround Lock
  • Keyed Alike
  • Steel
  • Master Lock
  • Universal Application Lock

etrailer Trailer Coupler Lock - Flat Lip 1-7/8" and 2" Ball Couplers - Aluminum - Yellow

Retail: $46.44
Our Price: $42.08
In Stock
Use this sturdy, rustproof aluminum coupler lock with high-visibility yellow color to help prevent trailer towaway theft. Fits trigger-style, 1-7/8" and 2" ball couplers with flat lips. Can ...
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 1-7/8 Inch Ball
  • Fits 2 Inch Ball
  • Surround Lock
  • Keyed Alike
  • Aluminum
  • etrailer
  • Universal Application Lock

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

Retail: $53.79
Our Price: $39.87
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
  • Aluminum
  • Blaylock Industries
  • Universal Application Lock

Blaylock EZ Lock Trailer Coupler Lock for 1-7/8", 2", and 2-5/16" Couplers - Aluminum

Our Price: $81.26
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 trigger-, latch-, or ...
bracket fits around your trailer's coupler Raised ball on platform sits inside of coupler Steel pin slides through the bracket to secure the lock to your coupler Stainless steel padlock with hardened
  • Fits 1-7/8 Inch Ball
  • Fits 2 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Aluminum
  • Blaylock Industries
  • Universal Application Lock

Andersen Trailer Hitch Lock and Adjustment Pin Lock Set - EZ Hitch and EZ HD Ball Mounts - Stainless

Our Price: $44.98
In Stock
For use with EZ and EZ HD adjustable ball mount systems for 2-1/2" and oversize 2" receiver hitches, set includes a hitch receiver lock to secure shank to receiver and a locking adjustment ...
Features: 2 Anti-theft, keyed locks keep your adjustable ball mount securely attached to your tow vehicle Heavy-duty triple ball bearing mechanism ensures a solid, secure attachment Stainless steel
  • Fits 2-1/2 Inch Hitch
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • Keyed Unique
  • Stainless Steel
  • Andersen
  • 3-5/16 Inch Span

Reese Tow and Store Lock Kit

Retail: $66.44
Our Price: $37.05
Lock kit is keyed alike 1/4" Diameter brass coupler latch pin has a 5/8" - 1" adjustable span Surround coupler lock universal fit 1-7/8", 2", & 2-5/16" trailer
  • Fits 1-7/8 Inch Ball
  • Fits 2 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Reese
  • Universal Application Lock

XL Anti-Rattle Trailer Hitch Receiver Lock for 2-1/2" Hitches - 3-1/2" Span

Retail: $68.12
Our Price: $48.99
In Stock
This secure anti-rattle hitch lock dramatically reduces movement and vibration in your towing setup. Extra-long pin fits wide 2-1/2" GM and 2" Toyota hitches. Designed for use with ...
Features: Trailer hitch receiver lock is used in place of standard pin and clip to prevent theft of ball mount or hitch-mounted accessory Secure your bike rack, cargo carrier, hitch cover, and more
  • Fits 2-1/2 Inch Hitch
  • Universal Anti-Rattle Lock
  • Keyed Unique
  • Chrome
  • Lets Go Aero
  • 3-1/2 Inch Span

Trimax Dual Purpose Coupler Lock and U-Lock for 1-7/8", 2", and 2-5/16" Couplers

Retail: $72.99
Our Price: $45.13
In Stock
Dual-ratchet locking system and hardened steel shackle provide 360 degrees of protection for your trailer coupler and peace of mind when you leave your trailer unattended. Also works as a ...
Features: Locks down your trailer coupler to prevent towaway theft Keeps others from hooking up to your trailer Fits most ball-style couplers Creates a tight, secure fit around coupler for 360
  • Fits 2 Inch Ball
  • Fits 1-7/8 Inch Ball
  • Fits 2-5/16 Inch Ball
  • Surround Lock
  • Keyed Unique
  • Steel
  • Trimax Locks
  • Universal Application Lock

Fastway Trailer Hitch Lock and Adjustment Pin Lock Set for Flash E Series Ball Mounts

Retail: $55.47
Our Price: $41.23
In Stock
Designed for your Flash E Series ball mount, this lock set includes a 1/2" lock to replace the adjustment pin that holds the ball mount platform in place on the shank, and a 5/8" lock to ...
Features: Flush-style lock set for Fastway Flash E Series ball mounts helps prevent theft Hitch receiver lock is used in place of a standard hitch pin and clip to secure the shank of your ball mount
  • Fits 2 Inch Hitch
  • Standard Pin Lock
  • Keyed Unique
  • Steel
  • Fastway
  • 3-5/8 Inch Span
  • 3-7/8 Inch Span