Park Tool SR-2.3 Sprocket Remover/Chain Whip GSULT Shimano 105 BR-R7170 / BR-R7070

Shimano 105 BR-R7170 / BR-R7070

12 and 13-speed chain rivets (see CT-4

By using our whole-helmet approach to development

DUB bottom bracket adds durability and simplicity

handlebar reach has trended shorter to compensate

Park Tool SR-2.3 Sprocket Remover/Chain Whip GSULT Shimano 105 BR-R7170 / BR-R7070This shop quality chain whip gives you incredible leverage without worry of slippage, and the head is uniquely shaped to allow quick and accurate access to any cassette. Specifications Works on 7 speed to 12 speed mountain and road bike cassettes as well as single speed cassettes with a 3 32" cog Hardened bolts hold securely and make chain replacement easy Heavy duty, heat treated head Round vinyl coated handle The SR 2. 3 is approximately 15" long