1-3/4" wide laminated steel case. Steel shackle provides strong cut resistance Warded locking mechanism minimizes jamming from dirt and grime. Single locking lever. Adjustable and removable 3" shackle, cadmium plated, 9/32" diameter. Clearances: 5/8" to 2" vertical (ratcheted), 13/16" horizontal. 2 nickel-plated steel keys, 36 key changes. 1 per card.