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Trimax UMAX 50D Universal Coupler Lock


  • Deluxe UNIVERSAL Dual Purpose Trailer Coupler Lock with an Integrated U-Lock Feature
  • Fits all 1-7/8", 2" and 2-5/16" couplers.
  • Huge 9/16" hardened steel shackle.
  • Powder coated die cast aluminum body resists rust.
  • Huge 6-tooth dual ratchet locking system.
  • Comes with 2 rugged tubular keys.
  • Key hole cover seals out dirt.
  • Horizontal span between shackle bars is 4-1/2".

MSRP = $72.99

The Umax 50 uses a high security Trimax Tubular Key and can be matched to many other Trimax products. See the selection at: Keyed-Alike Locks

This is a highly reliable lock and one of our best sellers. The Trimax Umax 50 has a thicker body than any of it's direct competitors and a hole cover to keep dirt out.

Available in Keyed-Alike sets (specify below).

Comes with 2 Keys

Add to Cart:

  • Model: TM-UMAX50
  • Shipping Weight: 3.75lbs
  • Manufactured by: Trimax
  • UPC: 7 97824 10125 8

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