Park Tool SR-2.3 Sprocket Remover/Chain Whip GSULT DUB bottom bracket adds durability

DUB bottom bracket adds durability and simplicity

Shimano 105 BR-R7170 / BR-R7070

Originally developed for the Deore XT M8100 groupset

By using our whole-helmet approach to development

2 slides between the brake pads inside a caliper allowing the user to spread the pads and compress the pistons when servicing pads or wheels

Park Tool SR-2.3 Sprocket Remover/Chain Whip GSULT DUB bottom bracket adds durabilityThis 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