Adjustable Shackle: No | Brand Name: Master Lock | Color: Gray | Combination Type: Keyed | Height: 1 1/2 in. | Key Material: Brass | Keyed Alike: Yes | Length: 2 3/4 in. | Lock Material: Steel | Locking Mechanism: Ball Bearing Locking | Number in Package: 1 pk | Packaging Type: Carded | Rekeyable: No | Resettable or Customized Combinations: No | Shackle Clearance: 1 in. | Shackle Diameter: 3/8 in. | TSA Approved: No | Width: 1 in. The Master lock Co. Magnum steel shrouded Disc Padlock features a dual ball bearing locking system to allow for maximum pry resistance. Its laminated steel core provides strength for the body of the padlock. It is ideal for use with storage units, garages, trailers, vans and moving trucks. | Tough-cut octagonal boron-carbide shackle | Stainless steel construction for maximum weather protection | Reinforced body bumper for scratch resistance | 4-pin cylinder for added pick resistance