Set Your Own Combination Padlock with 1-1/2 In. (38mm) shackle. Resettable combo padlock features 2 In. (51mm) wide zinc body, hardened steel shackle, roller pin locking mechanism and shackle seal for superior weather resistance. Width: 2 In. Material: Zinc Shackle Material: Steel Shackle Diameter: 5/16 In. Shackle Vertical Clearance: 1-1/2 In. Shackle Horizontal Clearance: 1 In. Number Of Dials: 4 Digit