SRAM Red BB30/BB386 172.5mm Crankset

Features of the SRAM Red BB30/BB386 172.5mm Crankset Hidden chainring bolt design saves weight and contributes to a sleek look 7075 aluminum X-GlideR chainrings Are stiff for reliable shifting and power transfer Graphics match SRAM Red eTap electronic components Q-factor is 145mm BB Included, No Drivetrain Speeds, 11 Spindle Interface Type, 386 EVO Crank Length (mm), 172.5 Rings, 50/34 Chainline/Hub Compatibility, 135/142 Road Disc Hubs > 415 mm Chainstay Defined Color, Black Crank Intended Use, Road Color, Black Chainring BCD, 110 Number of Chainrings, Double Pedal Spindle, 9/16in. in.