The Universal Trailer Coupler Lock (item # 379ATPY) features an improved design that fits all tongue-type couplers
1 7/8-, 2- and 2 5/16-in. versions
Commercial version available
Python rekeyable cylinder
Powder-coat finish resists corrosion
Master Lock King Pin Lock This heavy-duty king pin lock for semi-tractor and fifth-wheel trailers features an integrated No. 5 padlock that resists drill attacks and attempts to pull the cylinder from the lock. Solid aluminum alloy Weighs 6.5 lbs. No...