Top 9 Bulldog Hitch Lock – Towing Hitch Locks

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1. Trimax

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Trimax "The Ultimate Universal Solid Hardened Steel Unattended Trailer Lock UMAX100, Clam Packaging

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Trimax #ad - Key hole cover slides up to seal out dirt and grime. Attractive ballistic grade nylon housing absorbs hammer blows and protects against weather. Rugged and durable, the key will not bend or break. Weighs 6 pounds. Resists attempted drill outs. One size fits all from 1-7/8", 2", to 2-5/16", all coupler types. Trimax corporation is the world’s leading lock manufacturer providing customers’ high quality products through innovative design. Type a key which is a spring loaded, 7 pin, high security key.
BrandTrimax #ad
ManufacturerTrimax #ad
Height13 Inches
Length17 Inches
Weight4.4 Pounds
Width13 Inches
Part NumberUMAX100
ModelUMAX100

2. Reese

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REESE Towpower 72783 Universal Coupler Lock, Yellow and Chrome, Heavy-Duty Steel, Adjustable Storage Security

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Reese #ad - Dimensions: 9” x 9” x 3”. Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers. Built to last: the reese towpower universal Coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Deters theft: bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers. Guards against truck or trailer towaway theft in storage. Secure protection: easy-to-install lock resists picking, prying and drill outs.
BrandReese #ad
ManufacturerReese Towpower #ad
Height9 Inches
Length9 Inches
Weight1 Pounds
Width3 Inches
Part Number72783
Model72783
Warranty1 Year

3. Blaylock American Metal

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Blaylock TL-33 Coupler Lock

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Blaylock American Metal #ad - Covers brands & styles of receivers including Buyers, Pro-Series, Titan, U-Haul, Atwood, Fulton, Demco to name a few. For commercial and recreational use. Read product description below for more information. Crafted with pride in the United States of the highest grade aircraft aluminum. Fits 2" and 2-5/16" couplers, Three hole positions for multiple coupler applications. Fits over 30 different coupler style brands.
BrandBlaylock American Metal #ad
ManufacturerBlaylock American Metal #ad
Height5 Inches
Length7.9 Inches
Weight3 Pounds
Width5.6 Inches
Part NumberTL-33
ModelTL-33

4. Bulldog

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Bulldog 580410 Easy Access Adjustable Trailer Coupler Lock

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Bulldog #ad - Lock housing rotates 360 degrees. Sliding dust cap. Easy access model with side key entry. Includes 2 keys. Limited lifetime warranty included.
BrandBulldog #ad
ManufacturerBulldog #ad
Height7 Inches
Length2.88 Inches
Weight0.5 Pounds
Width1.75 Inches
Part Number580410
Model580410

5. Master Lock

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Trailer Locks #389DAT, 2", Master Lock, Universal Size Fits 1-7/8", and 2-5/16" Couplers

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Master Lock #ad - We can not key two 2 of these locks the same. Bright red finish discourages thief's from messing with your trailer. Advanced locking mechanism resists picking and prying. Resists rust and corrosion. The only difference between this one 389DAT and the 379KA is the color. The similar 379KA coupler locks are available keyed alike. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers. Simple installation and removal.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
Weight2.65 Pounds
Width4 Inches
Part Number389DAT
Model389DAT
WarrantyMASTER LOCK PRODUCT WARRANTY Limited Lifetime Warranty Master Lock Company LLC (“Master Lock”) grants the following warranty: If this product or any part of the product fails due to a defect in materials or workmanship at any time during the life of the product, Master Lock will, at its own discretion, repair or replace the product or part free of charge. Simply contact Master Lock at www.masterlock.com or 1.800.464.2088 for instructions on obtaining repair or replacement.

6. Ft. Knox Locks

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Bulldog Sliding Collar Coupler Lock Includes Trimax puck lock

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Ft. Knox Locks #ad - Only fits the coupler pictured! All welded steel construction. Bright yellow powder coat finish. Bolt cutter Proof. Ultra high security and fits the Bulldog sliding collar coupler pictured.
BrandFt. Knox Locks #ad
ManufacturerFt. Knox Locks #ad
Height4.25 Inches
Length6.5 Inches
Weight7.5 Pounds
Width4 Inches
Part Number5KP-B
Model5KP-B

7. Bulldog

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Bulldog 580402 Stainless Steel Dogbone Receiver Lock

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Bulldog #ad - Dual self-locking design. Stainless steel construction and stronger break resistance. High security square key design. Includes dust cap. Fits 2 inch class iII and Class IV Receivers.
BrandBulldog #ad
ManufacturerBulldog #ad
Height4 Inches
Length8.5 Inches
Weight0.16 Pounds
Width1.5 Inches
Part Number580402
Model580402

8. Reese

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Reese Towpower 7014700 Tow 'N Store Lock Kit

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Reese #ad - Includes swiveling clip. Includes swiveling clip. Easy to install. Designed to provide excellent towing. Lockable offering extra safety.
BrandReese #ad
ManufacturerReese Towpower #ad
Height6 Inches
Length8 Inches
Weight2.8 Pounds
Width4 Inches
Part Number7014700
Model7014700
Warranty1 Year

9. Reese

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Reese Towpower 7042100 Adjustable Coupler Latch Lock

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Reese #ad - Flat key design. Adjusts from 5/8 inch to 3 inches. Nickel plated steel shank and brushed aluminum body. 6 locking positions. 3/16 inch diameter pin fits most couplers.
BrandReese #ad
ManufacturerReese Towpower #ad
Height2 Inches
Length6 Inches
Weight0.2 Pounds
Width2 Inches
Part Number7042100
Model7042100
Warranty1 Year