Features

• Fits Many Couplers: Trimax universal dual purpose coupler locks fit all couplers from 1 7/8", 2", to 2 5/16", all coupler types. 
• Available in 2 Models: UMAX100 which features 360 degrees of Solid Hardened Steel and UMAX50 which is made of Die Cast rugged corrosion resistant finish. 
• Secures Trailered Vehicle: Provide instant security for your camper, boat or trailer when they are not hooked up to your vehicle.
• Limited Lifetime Warranty:
• Easy Installation: Slide ball up into coupler and replace u-shackle. 
• 1/2 turn technology that cannot be false locked.
• Key hole cover that slides up to seal out dirt and grime.  
• Huge 6 tooth, 3/8" dual ratchet locking system
• 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 key will not bend or break.
• 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.

Trimax Unattended Trailer Nose Coupler Lock Specifications

Fits all of the 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)

• 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
• 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 key will not bend or break.
  

• LIFETIME WARRANTY
• Weighs 6 pounds
• Huge 6 tooth, 3/8" dual ratchet locking system
• Hardened 5/8" 16mm steel shackle