The Chateau Chalet 2-3/4-inch (70 mm) Disc Padlock (Chateau product number C-770-CD-KD) is an economical alternative to the M1322 (Chateau product number C-870-CD-KD). This stainless steel disc lock is keyed differently (KD) with hardened steel shackle and solid brass cylinder. The 5-pin cylinder offers more than 1,500 key changes. This lock is sold with 2 keys.