NEW SRAM S-300 1.1 Crankset 170mm, groupset-brake-type-no-brakes EC90 Aero 55 wheels are

EC90 Aero 55 wheels are entirely built by hand from start to finish and acoustically tuned

Range: 14-25

4mm clamp diameter

giving you cleaner shifting performance and longer component life

NEW SRAM S-300 1.1 Crankset 170mm, groupset-brake-type-no-brakes EC90 Aero 55 wheels areCrank arms are forged aluminum, use the same bottom bracket interface as high end models. AL 6061 forged arms, AL 7075 ring Includes English threaded GXP cup and bearing set Drivetrain Speeds: Single Speed 3 32" Rings: 48 Defined Color: Black Spindle Interface Type: SRAM Truvativ GXP Number of Chainrings: Single Chainring BCD: 130 Crank Intended Use: Road Color: Black Pedal Spindle: 9 16" BB Included: Yes Chainline Hub Compatibility: 130 Hubs