Automotive & Towing Locks
Wherever you go, Master Lock protects you. Protect your boat, camper, or ATV with a Master Lock trailer hitch lock.
Trusted Strength

Weather Tough®
Sealed and capped for peak performance in all weather.
Wherever you go, Master Lock protects you. Protect your boat, camper, or ATV with a Master Lock trailer hitch lock.
Sealed and capped for peak performance in all weather.
Key replacement, key duplication, lock replacement.
Combination lookup, dialing sequence, reset tools.