Trimax UMAX 50 Universal Coupler Lock

Fits all 1-7/8", 2" and 2-5/16" couplers.

Huge 5/8" hardened steel shackle.

Powder coated 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 = $49.99

Uses a high security Trimax Tubular Key and can be matched to many other Trimax locks in our inventory: see our section on "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).