Trimax Universal Coupler Lock Umax50D

Features an adjustable locking pinThe coupler has a 7/8" to 31/2" spanTriple-plated with a chrome finish

Fits all coupler types and sizes from 1-7/8" to 2-5/16"Made of high-quality hardened steelBallistic-grade polymer lock housing cover resists hammer strikes and protects lock mechanismAMS (Absolute...

Extra security for unattended trailersUnmatched patented dual lock system

Keyed alike stainless steel receiver and coupler lock set

Easy quarter-turn locks and unlocks headCan't pop open or be falsely lockedPatented design incorporates O-ring and watertight cap to help seal out dirt and corrosion from the lock head...