Shimano BB-RS501 Hollowtech II English Bottom Bracket Baselayer you can get out there

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

and cutting-edge technologies

-Twin haul handles on ends

detachable backpack straps

4 oz / 1201 g

Shimano BB-RS501 Hollowtech II English Bottom Bracket Baselayer you can get out thereThe 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