Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=SCW-16 Frame Mount Width 37

Frame Mount Width 37

360° infinite clamp rotation allows bike to be placed in optimal position for specific repairs

} Lockring sockets designed for various configurations

Lightweight weighing 50 grams per set (including plugs)

Rolling on race proven and super durable 240 hubs and Competition Race spokes allowing every bit of energy to be transferred into forward motion

Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=SCW-16 Frame Mount Width 37Shimano 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