The OnGuard Boxer X4 Disc Lock delivers premium compact protection for motorcycles and scooters with its heavy-duty 14 mm hardened steel shackle and X4P Quad Lock system that secures on all four sides to resist cutting and prying attacks. The Z-Cylinder core adds resistance to bumping and drilling while the protective vinyl-coated body prevents scratches on paint and finishes. Designed for everyday urban use, the Boxer X4 combines rugged security with portable convenience and comes complete with a disc reminder cable and carrying case for organized storage. Overall dimensions: locked length 115 mm, crossbar width 135 mm, crossbar thickness 45 mm.