Indoor padlock is best used as a school locker lock and gym lock, providing protection and security from theft. Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit. 3/4 x 1-7/8 inch. Tough under fire. Anti SHIM. Suggested Uses: Lockers, bikes, sport bags. 1. Double-armored stainless steel construction for greater... An anti-shim locking mechanism is included for added strength and security. The Master Lock 1514D Dial Combination Lock is best used indoors to secure gym lockers and school lockers. 1585PRP Combination Lock | Master Lock The Master Lock No. 1514D Standard Dial Combination Padlock features a 1-7/8in (48mm) wide metal body for durability, with a stainless steel cover. The 9/32in (7mm) diameter shackle is 3/4in (19mm) long and made of hardened steel, offering extra resistance to cutting and sawing Lock shackle is 3/4 in. (19 mm) long and 13/16 in., (21 mm) wide. Combo lock is constructed with a metal body, stainless-steel cover, hardened steel shackle, and anti-shim locking mechanism for strength and security , 1-7/8 in. Locker Padlocks Master Lock® 1514D Purple Anti-Shim Combination Dial Locker Padlock Combination Padlock (7 mm) diameter shackle with 3/4 in., (19 mm) length, 13/16 in., (21 mm) width , Made in USA