The Park CT-5 Chain Tool is small but mighty. This small but stout chain breaker performs like a shop quality tool that has tons of versatility to accommodate many styles of chains. 

• Compatible with all 5-speed to 12-speed bicycle chains* including SRAM T-Type, SRAM Flattop, and Shimano XTR 12-speed
• Compatible with 3/32" single-speed chains
• Compatible with many 1/8" single-speed chains — see the CT-3.3 for guaranteed compatibility with all single-speed chains
• Not compatible with 3/16" or half-link single-speed chains
• *The CT-5 will install and remove, but not peen, Campagnolo 11 and 12-speed chain rivets