- Ref: ML-3KD-RED - Weight: 0.3Kg - Body Size (mm): 40W - Clearance(mm): 16 Horz. x 19 Vert. - Shackle Diameter: 7mm - Red FinishA commerical-grade laminated steel padlock, the Master Lock 3 features a hardened steel shackle, ensuring safety from bolt cutter attacks. The non rekeyable 4-pin cylinder resists picking. Available in 6 Colours.