SRAM -
Featuring forged aluminum arms and SRAM's game changing X-Sync chainrings, this crankset hits the sweet spot between weight, durability and performance. X-SYNC Chainrings are compatible with SRAM 11 and 10 speed chains 45.5mm chainline is compatible with130 or 135mm spaced rear dropouts Chainring spider is removable Q-factor for GXP cranks is 149.6mm, Q-factor for BB30 is 147.4mm SRAM Rival 1 Crankset - 170mm, 10/11-Speed, 42t, 110 BCD, BB30/PF30 Spindle Interface, Black Number of Chainrings: Chain Retaining Single Chainline/Hub Compatibility: 130 Hubs , 135/142 Road Disc Hubs < 415 mm Chainstay Spindle Interface Type: BB30/PF30 Chainring BCD: 110 keyword search: CX1 Color: Black Crank Intended Use: Cyclocross Pedal Spindle: 9/16" Crank Length (mm): 170 Rings: 42 Drivetrain Speeds: 11 , 10 Defined Color: Black BB Included: No SRAM Rival 1 Crankset - 170mm, 10/11-Speed, 50t, 110 BCD, GXP Spindle Interface, Black Number of Chainrings: Chain Retaining Single Color: Black Crank Length (mm): 170 Chainline/Hub Compatibility: 130 Hubs , 135/142 Road Disc Hubs < 415 mm Chainstay Pedal Spindle: 9/16" Crank Intended Use: Road Rings: 50 Spindle Interface Type: TruVativ GXP , SRAM/Truvativ GXP Drivetrain Speeds: 11 , 10 Defined Color: Black Chainring BCD: 110 BB Included: No SRAM Rival 1 Crankset - 170mm, 10/11-Speed, 42t, 110 BCD, GXP Spindle Interface, Black Number of Chainrings: Chain Retaining Single Chainline/Hub Compatibility: 130 Hubs , 135/142 Road Disc Hubs < 415 mm Chainstay Spindle Interface Type: TruVativ GXP , SRAM/Truvativ GXP Chainring BCD: 110 keyword search: CX1 Color: Black Crank Intended Use: Cyclocross Pedal Spindle: 9/16" Crank Length (mm): 170 Rings: 42 Drivetrain Speeds: 11 , 10 Defined Color: Black BB Included: No