SHIMANO BB-RS501 ITA HOLLOWTECH II BOTTOM BRACKET has_product_type 25mm inner rim width (30mm

25mm inner rim width (30mm outer) offers added tyre support to better suit larger-volume road and gravel tyres

Quick release engagement and release

CO2 Flex Hose - High pressure

if you ride for longer routes or you use your bike frequently you should find the right saddle on the section “SMALL”

SHIMANO BB-RS501 ITA HOLLOWTECH II BOTTOM BRACKET has_product_type 25mm inner rim width (30mmThe BB RS501 from Shimano is a high quality bottom bracket for frames according to ITA standard. Accordingly, it is designed for a housing width of 70 mm and right hand threads on both sides. Usable is the Shimano BB RS501I with ITA thread for Hollowtech II cranksets with 24 mm shaft. Specification Use: Road, Cyclocross, City, Gravel Model: BB RS501 BB Type: HOLLOWTECH II (24mm) Threaded: ITA Threaded BB shell width: 70mm Shell diameter: ITA (M36)