The shop quality Lezyne 11 speed Chain Drive chain tool is compatible with Campagnolo chains. It's durable cast and CNC machined steel body is ergonomically contoured for comfort and ease of use. The hardened steel breaker pin is replaceable and four popular spoke wrenches (also removes breaker pin) are integrated into the body. Spare breaker pin included. Features: - Shop quality chain breaker designed for use with 11 speed Campagnolo chains - Forged steel body is CNC-machined for tool accuracy - Replaceable breaker pin and backing bolt are made of hardened steel and designed for flaring 11 speed chain pins - Integrated spoke wrench fits Mavic Road & MTB as well as 3.22 & 3.45mm standard spoke sizes - Weight: 106g