Shimano BB-RS501 Hollowtech II English Bottom Bracket Baselayer Whether you want to bone

Whether you want to bone up on terrain I

•Integrated FlapJacket cover for lidless use

The strap clips into the top of the Swix TCS handle and is easily removed with the included TCS tool

Model : 29171

Shimano BB-RS501 Hollowtech II English Bottom Bracket Baselayer Whether you want to boneThe Shimano BB RS501 bottom bracket features an enhanced seal construction to provide long lasting performance and service life Designed for a perfect fit with Hollowtech II 24mm crank spindles Anodized aluminum cups are high strength and light weight Spindle Interface Type: Shimano Hollowtech II Series: Tiagra BB Shell Width: 68mm English, or 70mm Italian BB Frame Interface: choose; English, or Italian Weight: 92g. Color: Silver