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

• Trailer hitch lock fits 1-7/8 in. (48mm), 2 in. (51mm) and most 2-5/16 in. (59mm) trailer couplers
• Trailer lock is best used for vehicles, trailers, and RVs
• Trailer coupler lock features advanced locking mechanism to resist picking and prying
• Trailer hitch lock is constructed from zinc to resist rust and corrosion
• Includes one trailer coupler lock and two keys

The Master Lock No. 377KA features a trailer coupler lock, designed to fit 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) trailer couplers. The advanced locking mechanism provides resistance to picking and prying. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

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

• Trailer hitch lock fits 1-7/8 in. (48mm), 2 in. (51mm) and most 2-5/16 in. (59mm) trailer couplers
• Trailer lock is best used for vehicles, trailers, and RVs
• Trailer coupler lock features advanced locking mechanism to resist picking and prying
• Trailer hitch lock is constructed from zinc to resist rust and corrosion
• Includes one trailer coupler lock and two keys