Master lock king pin lock for semi-trailers, rv and fifth wheel trailer - 387 the master lock no. 387 high security king pin lock secures the king pin of semi-trailers, rvs and other fifth wheel trailers to prevent theft and deter break-in's. Including an integrated padlock (no.
- 5), this locking device renders bolt cutters useless and the high-grade aluminum is lightweight while providing high security.
- Color finish Silver
- Brand Master lock
- Manufacturers part number 387
- Package quantity 1
- Type Coupler lock
