Master Lock Padlock - 2" W Body x 1-1/2"L Shackle, One (1) Keyed Alike Lock 25NKALF-1 w/Bump Stop Technology This listing is for one (1) keyed alike Master Lock padlock w/ 2 keys. Longer and shorter shackles are available! Search 25NKA for 1" (25mm) shackle OR 25NKALJ for 2-1/2" (64mm) shackle. These locks feature the BumpStop Advanced Cylinder Technology. (for explanation see more product details below). SPECIFICATIONS: 2" (51mm) wide laminated steel body for superior strength. Shackle height clearance is 1-1/2" with a 3/8" diameter hardened boron alloy shackle for superior cut resistance. REKEYABLE 5-pin W27 cylinder helps prevent picking. PROPRIETARY rustproofing for longer life. Dual locking levers provide extra pry resistance. These heavy duty contractor grade locks are ideal for all outdoor applications when needing multiple locks that utilize ONLY one key.