UNIVERSAL die cast dual purpose coupler lock (fits ALL couplers).
Normally ships same business day or next business day.
The UMAX 50 features a rugged corrosion resistant finish. Provides
instant security for your camper, boat or trailer when they are not
hooked up to your vehicle. Features 1/2 turn technology that cannot be
For dual force security add a TRIMAX chain or cable secured to an
anchor point! Also, add a TRIMAX coupler lever lock for additional
Easy Installation. Slide ball up into coupler and replace u-shackle.
Fits all of the following couplers and more...
1 7/8" or 2" Fulton
2 5/16" couplers
Fulton Heavy Duty
Surge Brake (Reverse Mount)
• One size fits all (from 1 7/8", 2", to 2 5/16", all coupler types)
• Key hole cover slides up to seal out dirt and grime
• Type A key which is a spring loaded, 7 pin, high security key.
Resists attempted drill outs. Rugged and durable, the key will not bend
• Huge 6 tooth, 3/8" dual ratchet locking system
• Hardened 5/8" 16mm steel shackle
TRIMAX makes the worlds toughest locks. Through value added engineering
design, TRIMAX is committed to product innovation that holds up to the
highest quality standards. TRIMAX provides maximum security for marine,
trailer and tow, RV, performance truck, power sports and bicycle
applications. Tested. Tough. TRIMAX.
TRIMAX offers a lifetime warranty on all of their products.