Trimax Trailer Coupler Lock

Product Help


If you have a trailer then a coupler lock is an essential accessory in order to ensure that your trailer and its belongings are safe. Some features of the Trimax UMAX100 include:

  • 9/16″ Shackle
  • 60° Of ‘Solid Hardened Steel’ Patented Dual Purpose Coupler Lock
  • Fits Most Couplers (1-7/8″, 2″ to 2-5/16″)
  • Ballistic Grade Nylon Housing Absorbs Hammer Blows & Protects Against Weather

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Installs still available however we recommend you drop off your vehicle instead of waiting to avoid unnecessary contact.

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California Residents:  Prop 65 WARNING