A professional quality shop chain tool that works on 5-speed to 12-speed Road and Mountain Bike derailleur chains*, including SRAM AXS 12 speed as well as 1/8`, 3/16` and half-link chainsBuilt to last and easy to use, the CT-3.3 features a comfortable handle, investment cast steel body and replaceable driving pinThe CT-3.3 features an adjustable locating shelf so it works on any width chain to remove and install chain rivets*The CT-3.3 will install, but not peen, Campagnolo 11 and 12-speed chain rivetsChain Breaker5-12spCT-3.3UPC/EAN/GTIN: 763477002372