The Master Lock 510D Lock with Key features a 1-3/4 in. (44 mm.) wide laminated steel body for strength and reliability. Lock shackle is 9/32 in. (7 mm.) in diameter and can be adjusted from 5/8 in. (16 mm.) to 2 in. (51 mm.) long for application flexibility. Padlock shackle is made of steel, offering strong resistance from cutting. Key lock contains a warded single locking lever mechanism which minimizes jamming from dirt and grime. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.

The Master Lock 510D Lock with Key features a 1-3/4 in. (44 mm.) wide laminated steel body for strength and reliability. Lock shackle is 9/32 in. (7 mm.) in diameter and can be adjusted from 5/8 in. (16 mm.) to 2 in. (51 mm.) long for application flexibility. Padlock shackle is made of steel, offering strong resistance from cutting. Key lock contains a warded single locking lever mechanism which minimizes jamming from dirt and grime. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.