Features of the SRAM Force 22 Exogram BB30/PF30/BB386 165mm 53-39 Crankset in. in.Hiddenin.in. chainring bolt threads into crank arm to enhance chainring stiffness Chainrings Are optimized for Yaw front derailleur Q-factor is 145mm Drivetrain Speeds, 11 Chainline/Hub Compatibility, 135/142 Road Disc Hubs > 415 mm Chainstay Crank Intended Use, Road Pedal Spindle, 9/16in.in. BB Included, No Spindle Interface Type, 386 EVO Rings, 50/34 Defined Color, Black Weight, 626 Crank Length (mm), 175 Color, Black Chainring BCD, 110 Number of Chainrings, Double