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Renders bolt cutters useless
Keying Master Keyed Shackle Diameter (in) 15/32 Shackle Clearance (in) 5/8 Body Width (in) 3-35/64 Material Steel ABUS Security Level 8 Item Weight (lb) 1
Automatic deadbolt locking
deadbolt locking mechanism
Master Lock 387 King Pin Lock for Semi-Trailers, RV and Fifth Wheel Trailer lc-tmlc-importer-2026 Renders bolt cutters uselessThe 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 ins. Including an integrated padlock (No. 5), this locking device renders bolt cutters useless and the high grade aluminum is lightweight while providing high security. Secures the king pin of semi trailers, RVs and other fifth wheel trailers Renders bolt cutters useless High grade aluminum is
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