Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=0900-002 Shimano Deore LX M580/T671 9/10-Speed

Shimano Deore LX M580/T671 9/10-Speed Chainrings Ring Position/Type Middle Tooth Count 32 Drivetrain Speeds 10 Chainring BCD 104 Color Black Defined Color Black Size 32T Position Middle

Cutouts on the outer links of the Flattop chain shed weight while the Hard Chrome finish adds durability as you power through shifts

23mm Internal Width

Alignment is made by a simple

The Fjelltech M50 is updated this year with graphics and the NIS 3

Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle BLK MFPN=0900-002 Shimano Deore LX M580/T671 9/10-SpeedThe Shimano BB MT501 bottom bracket for Hollowtech II provides better sealing and rotation to delivery high driving efficiency. Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 73 Spindle Interface Type Shimano Hollowtech II Defined Color Black