Shimano BB-RS501 Hollowtech II English Bottom Bracket Probes 3D mapping results in near

3D mapping results in near custom fit and freedom of movement while ribbed elbows provide added durability

- MODEL NO CN-HG54

A-frame or diagonal ski carry

Zipper: Full zipper with inner storm flap and chin guard

Master Lock Solid Brass Coupler Latch Lock with 3/4 in

Shimano BB-RS501 Hollowtech II English Bottom Bracket Probes 3D mapping results in nearThe 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