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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
GX Transmission seal cross color blue
200mm rotor recommended
7 External Adjustments Rebound Damping Positive Spring Air Eye to eye length (mm) 165
Designed for use on fixed gear applications
Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=BX-CK1742470-BK GX Transmission seal cross colorShimano 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 Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Spindle Interface Type Shimano Hollowtech II Defined Color Black
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