Master Lock 1-3/4" W. Warded Keyed Different Padlock with 2-3/4" To 5-3/8" Adjustable Shackle features a 1-3/4" wide laminated steel case designed for durability and strength. The steel shackle excellent cut resistance, while the warded locking mechanism helps minimize jamming caused by dirt and grime. This padlock includes a single locking lever for reliable security. The adjustable and removable 3" shackle is cadmium plated with a 9/32" diameter, providing versatile options from 5/8" to 2" vertically (ratcheted) and 13/16" horizontally. It comes with two nickel-plated steel keys and supports 36 key changes for added convenience and security. Model Number: 517D