Shimano TL-CN42 Chain Wear Indicator Chain Checker Tool also fits Sram FSA KMC

Shimano TL-CN42 chain wear indicator tool • High quality precision bike tool lets you know when chain replacement is necessary (saves on excess cassette and chainring wear) • Compatible with all Shimano multispeed bicycle chains, including IG Interglide, UG Uniglide, and HG Hyperglide  (for use with all 8, 9, 10, and 11 speed chains) • Also compatible with SRAM FSA and KMC  8, 9, 10, and 11 speed chains • Stainless steel construction • Manufacturer: Shimano • Laser etched with instructions • UPC: 689228988491 • Manufacturer Part Number: Y12160000 • Please visit our store for a wide selection of bicycle tools!