Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=HCRXN72N ISO Diameter 438/ 20x1-1/8-20x1-3/8 ISO

ISO Diameter 438/ 20x1-1/8-20x1-3/8 ISO Width (mm) 28 ISO Width (mm) 29 ISO Width (mm) 30 ISO Width (mm) 31 ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 Labeled Size 20 x 1-1/8 - 1-3/8 Shaft Type Threaded Valve Presta Short 32-40mm Valve Core Removable Wall Thickess 0

}Shimano GRX ST-RX815 11-Speed Di2 Right Drop-Bar Shifter/Hydraulic Brake Lever with BR-RX810 Flat Mount Caliper Pre-Bled 1700mm Hose

Color Black Defined Color Black ISO Diameter 559 / 26" mtn ISO Width (mm) 56 Labeled Size 26 x 2

Clutch V2 Freecoaster HubExternal slack adjustment which can be done with a 2

Chainring BCD 110 Color Black Defined Color Black Drivetrain Speeds 11 Material Aluminum Ring Position/Type Chain Retaining Single Ring Tooth Count 36

Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=HCRXN72N ISO Diameter 438/ 20x1-1/8-20x1-3/8 ISOShimano BB MT501 English Bottom Bracket English 68 73mm Fits Hollowtech II Spindle Black. The Shimano BB MT501 bottom bracket for Hollowtech II provides better sealing and rotation to delivery high driving efficiency. TECH SPECS BB Shell Width (mm) 68 BB Shell Width (mm) 73 BB Frame Interface English Bottom Bracket Shell I. D. 1. 37 Defined Color Black Spindle Interface Type Shimano Hollowtech II keyword search bb52 keyword search sm bb52