BOLT Locks' new Fifth Wheel King Pin Locking System features a U-shaped black powder-coated hardened steel collar that wraps around the Fifth Wheel King Pin. It attaches to a BOLT 5/8-inch Receiver Lock to prevent fifth wheel trailer theft. The system is ideal for protecting camping and contruction trailers, offering a visible theft deterrent. 

Sold separately, BOLT's popular 5/8-inch Receiver Lock is a stainless steel pin featuring a double ball-bearing locking mechanism with a weather-resistant lock shutter. The cylinder is uniquely coded to the vehicle's ignition key.