Y-Wrench Options:Y Hex Wrench Including 2, 2.5, 3mm Sizes, Yellow Rear Derailleur bracket axle unit

Rear Derailleur bracket axle unit is only compatible with Shimano 105 RD-R7150 Di2 12-speed derailleurs

These bearings fit directly in frames with 41mm ID bottom bracket shells

with a superb fit and dialed eyewear integration

Textured performance handlebar wrap balances cushion

and armrests lock in fit

Y-Wrench Options:Y Hex Wrench Including 2, 2.5, 3mm Sizes, Yellow Rear Derailleur bracket axle unitPedro's popular Y Wrenches feature heat treated tool steel construction and durable plastic body for strength and lasting performance. The ergonomic shape provides excellent leverage and easy handling. Perfect for common hex hardware found on modern bicycles and components. Backed by Pedro's lifetime warranty. Ergonomic y style handle design Designed to stand up to the harsh conditions of professional use