Vision Track 1X Crankset BB386EVO 49T x 172.5

A revolution in track cranks with ultra-stiff 30mm spindle, dish spider, and rigid-aero arms Solid forged alloy 6061 Forged 7050 30mm spindle SIZES Length - 165mm, 167.5mm, 170mm, 172.5mm BCD - 144mm 49T FINISH Polished anodized black Laser graphics WEIGHT 818 grams

Color:: Black Crank Intended Use:: Track Crank Length mm:: 165mm Defined Color:: Black Drivetrain Speeds:: 1