Trimax UMAX100 Premium Universal Dual Purpose Coupler Lock , Black

The Trimax UMAX100 coupler lock features an exclusive design that provides 360 degrees of hardened steel protection for your unattended trailer. It provides instant security for your camper, boat, or trailer when they don’t seem to be hooked as much as your vehicle. This lock features an enormous 6-tooth, 3/8″ dual ratchet locking system, a hardened 5/8″ 16mm steel shackle, and 1/2-turn technology that can’t be false locked. For dual force security, add a Trimax chain or cable secured to an anchor point. Also, add a Trimax coupler lever lock for additional protection.

This lock is easy to install–simply slide the ball up into coupler and replace the U-shackle. The UMAX100 fits the entire following couplers and more: 1-7/8″ or 2″ Fulton, Atwood 2″, UFP, Bulldog, 2-5/16″ couplers, Fulton Heavy Duty, Surge Brake (reverse mount). Tested to be tough..

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Crafted from the best quality material
Perfect for outside and even indoor use
Made in China
One size fits all (from 1-7/8″, 2″, to 2-5/16″, all coupler types)
Key hole cover slides as much as seal out dirt and grime
Attractive ballistic grade nylon housing absorbs hammer blows and protects against weather
Type A key which is a spring loaded, 7 pin, high security key. Resists attempted drill outs. Rugged and durable, the important thing won’t bend or break.
Weighs 6 pounds