Shimano -
The Shimano Alivio FC-T4010/T4060 3x9 crankset offers simple and complete control with smooth shifting, durability, and quiet operation. 2-piece design Hyperglide chainrings incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting 104mm BCD for outer and middle chainrings, 64mm BCD for inner chainring Chainguard model Shimano Alivio FC-T4010 Crankset - 170mm, 9-Speed, 48/36/26t, 104/64 BCD, Shimano Octalink V2 Spindle Interface, Black Number of Chainrings: Triple Color: Black Crank Length (mm): 170 Pedal Spindle: 9/16" Crank Intended Use: Mountain Chainline/Hub Compatibility: 135/142 MTB Hubs Rings: 48/36/26 Spindle Interface Type: Shimano Octalink V2 Drivetrain Speeds: 9 Defined Color: Black Chainring BCD: 64 , 104 BB Included: No Shimano Alivio FC-T4010 Crankset - 175mm, 9-Speed, 48/36/26t, 104/64 BCD, Shimano Octalink V2 Spindle Interface, Black Number of Chainrings: Triple Color: Black Crank Length (mm): 175 Pedal Spindle: 9/16" Crank Intended Use: Mountain Chainline/Hub Compatibility: 135/142 MTB Hubs Rings: 48/36/26 Spindle Interface Type: Shimano Octalink V2 Drivetrain Speeds: 9 Defined Color: Black Chainring BCD: 64 , 104 BB Included: No Shimano Alivio FC-T4010 Crankset - 175mm, 9-Speed, 44/32/22t, 104/64 BCD, Shimano Octalink V2 Spindle Interface, Black Number of Chainrings: Triple Color: Black Crank Length (mm): 175 Pedal Spindle: 9/16" Crank Intended Use: Mountain Chainline/Hub Compatibility: 135/142 MTB Hubs Rings: 44/32/22 Spindle Interface Type: Shimano Octalink V2 Drivetrain Speeds: 9 Defined Color: Black Chainring BCD: 64 , 104 BB Included: No