Top 10 2in Ball Hitch Lock – Towing Hitch Locks

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1. Master Lock


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

Master Lock #ad - Resists rust and corrosion. Simple installation and removal. This lock protects unattended trailers and guards against tow-away theft. Advanced locking mechanism resists picking and prying. The bright red finish discourages thiefs from messing with your trailer. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
Weight1 Pounds
Width4 Inches
Part Number389DAT
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 or 1.800.464.2088 for instructions on obtaining repair or replacement.



TOPTOW 63507 Trailer/RV Coupler Hitch Lock, 2" & 2-5/16" Couplers, Universal Fits for 1-7/8", Tow Ball Style

TOPTOW #ad - Exclusive black finish - painted with High Quality Electrocoat Finish, More Durable, Reliable and Long Lasting. Guards against truck or trailer towaway theft in storage. Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-7/8", 2”, and 2-5/16” trailer couplers. Attention: record the key number for replacement before using this lock. Lock mechanism - 1/4 turn lock Design Feature Lock Cylinder, Easier to Operate. High security and safety: easy-to-install lock resists picking, prying and drill outs.
BrandTOPTOW #ad
ManufacturerTOPTOW #ad
Part Number63507

3. Master Lock


2 in., Fits 1-7/8 in., and Most 2-5/16 in. Trailer Couplers, Master Lock 377KA Trailer Hitch Lock

Master Lock #ad - One trailer coupler lock, two keys. 48mm, 2 in. Trailer hitch lock is constructed from zinc to resist rust and corrosion. Trailer lock is best used for vehicles, trailers, and RVs. Trailer hitch lock fits 1-7/8 in. Trailer coupler lock features advanced locking mechanism to resist picking and prying. 51mm and most 2-5/16 in. 59mm trailer couplers.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height2.8 Inches
Length5.6 Inches
Width4.3 inches
Part Number377KA
WarrantyLimited Lifetime Warranty



2" and 2-5/16" Trailer Ball Coupler, Matt Black, Heavy Duty Adjustable Trailer Hitch Lock for 1-7/8", REYSUN 863507 Trailer/RV Ball Coupler Lock

REYSUN #ad - Guards against truck, trailer or RV tow away theft in storage. Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-7/8", 2”, and 2-5/16” trailer couplers.

High security and safety: to avoid falling off during assembling, the trailer hitch lock was added a rubber ring at one lock pin end. Unique design: the trailer ball coupler lock was designed with plastic handle, easy to grab during assembly. Exclusive black finish - painted with High Quality Matt Powdercoating Finish, More Durable, Reliable and Long Lasting. Lock mechanism - this trailer hitch lock has 1/4 Turn Lock Design Feature Lock Cylinder, Easier to Operate.
BrandREYSUN #ad
ManufacturerREYSUN #ad
Height1.22 Inches
Length6 Inches
Weight2 Pounds
Width1.22 Inches
Part Number863507



KAYCENTOP Universal Coupler Lock Trailer Ball Tow Hitch Lock Trailer Lock Adjustable Length Anti-Drilling Lock Fits 1-7/8 Inch 2 Inch 2-5/16 Inch Couplers

KAYCENTOP #ad - The trailer lock has ratchet design with 10 locking positions, self-lock. Please keep the attached keys safe. The cross key slides great, easy to unlock with the key. Sturdy & durability the heavy duty solid trailer coupler lock can be anti-driling and its double way locked design improve safety performance.

Easy to use easy to lock your trailer with kaycentop coupler lock. Kaycentop coupler lock protects your trailer against thieves. Great to deter thieves and protect your trailer when not being towed. Universal fits 1-7/8", 2" and 2-5/16" all types of trailer couplers. Package included 1 pcs light green heavy duty coupler lock, please feel free to contact Kaycentop seller via amazon message.

For security reasons, 2 cross keys. If any problem with installed or used, we do not keep any spare keys. Premium material the green coupler lock has great strength to anti broken from theives' tool, which is made of heavy duty solid steel body and Φ5/8" steel U type solid pipe. Great security for trailer.
ManufacturerKAYCENTOP #ad
Part NumberL3015



5/8 inch pin, Trailer Receiver Lock with 5/8" Pin for Class III IV 2" and 2-1/2" Receiver, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat 1 Pack, CZC AUTO Hitch Receiver Pin Lock

CZC AUTO #ad - Client support: 30-day money-back for any reason, 12-month warranty for quality-related issues. 360 degree rotating head, easy to handle. All-weather rubber key slot cap keeps the keyhole away from moisture, zinc alloy lock core. Fit for 2" 2-1/2" tow receivers: czc auto dogbone style trailer hitch receiver lock uses 5/8" pin with 3-1/2" effective length perfect for Class III/IV 2", 2-1/2" hitch receiver tubes.

Fitment type: use a tow receiver lock to ensure the towing safety. Premium material: the trailer receiver lock uses black electrophoretic painted carbon steel, dust and rust. And after locked, you just need to pull the lock head to ensure it is working. For convenience, our lock comes with 2 keys each set.

Please feel free to contact us at first if there is any problem when you receive or use our products. Czc auto hitch pin lock is compatible with hitch rack, hitch ball and tow rope, cargo hitch tray, bike rack, perfect for 2" and 2-1/2" receivers on trailer truck RV car boat. Updated tubular key hole, solid and hard to bend. We are always here to support you. Easy operate design: czc auto hitch lock can be easily locked and unlocked with key.
BrandCZC AUTO #ad
ManufacturerCZC AUTO #ad
Part Number11208S



RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel fits 1-7/8 Inch, 2-5/16 Inch Couplers Yellow, 2 Inch

RETRUE #ad - Durable,the internal components of this hitch lock are protected from the elements with the included watertight dust cap, while the whole hitch lock is shielded against corrosion with a durable powder coat finish.

Security, strong cut, this lock is made with an aluminum body and high-strength steel construction, To protect your trailer from theft, and shear resistance. 2 keys included for your convenience, 2 keys are included in this package. You can keep the spare key in a safe place for emergencies or give them to a friend for access. Colourful. Universal fit. The use of a bright, deterrent yellow color provide durable, highly visible protection for trailers. Ratchet is designed adjustable with 11 locking positions and fits 1-7/8”, 2”, and 2-5/16"couplers.
BrandRETRUE #ad
ManufacturerRetrue #ad
Part NumberRTL001

8. GoTow


Fits 1 7/8", 2", and 2 5/16" Ball Mounts, GoTow Universal Coupler Trailer Hitch Security Lock

GoTow #ad - Designed to fit 1 7/8", 2', and 2 5/16" couplers. Helps prevent tow away theft. Ball diameter is 1. 88". Ratcheting lock design has eleven positions. Includes 2 keys.
BrandGoTow #ad
ManufacturerGoTow #ad
Height5.5 Inches
Length5.43 Inches
Weight1.41 Pounds
Width2.69 Inches
Part NumberGT-10002

9. Tow Ready


Tow Ready 63228 'Gorilla Guard' Coupler Lock for 2" Couplers

Tow Ready #ad - Coupler width including lip cannot exceed 3-13/16 inches. Design shields lock from tampering devices. Height of coupler lip cannot be greater than 5/16 inch. No wrench or special tools needed. Fits most 2 inch trailer couplers.
BrandTow Ready #ad
ManufacturerTow Ready #ad
Height0 Inches
Length0 Inches
Weight2.1 Pounds
Width0 Inches
Part Number63228
Warrantylimited warranty



AMPLOCK U-BRP2: 2'' RV Lock/Trailer Coupler Lock/Boat Trailer Lock fits on Specific 2 inches Coupler Only

AMPLOCK #ad - Molded to fit the specific shape of your boat trailer, trailer or Caravan RV 2 inches when unhitched; validate your measure and coupler with photos provided. Materials used by ampLOCK provide good rust resistance for use in all climates. The strongest lock to secure your boat trailer, trailer or caravan RV made with high quality materials and control and identification key system. Easy to use with ampLOCK’s push and lock system.
BrandAMPLOCK #ad
ManufacturerAMPLOCK #ad
Height8.5 Inches
Length7 Inches
Weight10 Pounds
Width6 Inches
Part NumberU-BRP2
WarrantyAMP Drummond Inc. (the ''Company'') provides a one-year limited warranty from the original date of purchase by the end-user of the products manufactured by the Company (the ''Product'') against defects in material and workmanship. This limited warranty is non-transferrable and is subject to certain restrictions. The provisions of this warranty do not apply to Products: (i) used for purposes for which they are not designed or intended; (ii) which have been altered or abused; or (iii) which have been used in violation of any written instructions provided by the Company. SOLE REMEDY; NO ADMISSION The company's sole obligation under this warranty shall be to replace the Product. In no event shall the Company's acceptance to replace a Product be construed as an admission of liability of any kind, including, without limitation, that the Product returned was in fact defective.