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

Whether you want to bone up on terrain I

you can get out there and feel your best when the weather would keep other people indoors

detachable backpack straps

4 oz / 1201 g

and cutting-edge technologies

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