Shimano BB-RS501 Hollowtech II Italian Bottom Bracket CheckoutSpec= ZS44/28.6|EC44/40 Red - Fits 12-notch threaded bottom

- Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45–47mm and a minor diameter (inside of notches) of 44mm

4" Casing Multi-layer Nylon and Reinforcement Layer TPI 60 Compound Race Formulation Graphene + Silica Bead Folding Type Tubeless Color Black Weight - E-Bike E25

Twist toepiece to remove

Front and rear specific rims are optimized to address the specific performance requirements and loads of mountain biking

Custom head badge Signature dropouts Signature brazed-on seat collar pump peg two bottle bosses and hidden fender mounts Rear Axle 12mm Thru x 142mm Brake Type Disc TT (Effective) 520 Fork Type Rigid Fork Material Carbon Frame Material Steel Front Axle 12mm Thru x 100mm Color Sour Cherry Seltzer Mfg Size 46 Platform Zig Zag Wheel Size 700c Defined Color Multi-Color

Shimano BB-RS501 Hollowtech II Italian Bottom Bracket CheckoutSpec= ZS44/28.6|EC44/40 Red - Fits 12-notch threaded bottomThe 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 Bottom Bracket Shell I. D. 36 BB Frame Interface Italian BB Shell Width (mm) 70 Weight 93 Spindle Interface Type Shimano Hollowtech II Defined Color Silver keyword search RS 500 Interface Italian