FSA Chainring Bolt Kit for Single Speed/BMX 10-piece Model=Wera 838 RA-R Bitholding Ratcheting Screwdriver Composite base with over-molded and

Composite base with over-molded and contoured (end/center-bulged) foam for lightweight comfort and control

Carbon brake lever for light weight

CNC-machined aluminum construction with cooling fins

the 34/37 Turbulent Aero

174mm Q-Factor / 44mm Chainline Rings 52/36 Number of Chainrings Double Drivetrain Speeds 12 Chainring BCD 90 Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Color Black Crank Length (mm) 175 Crank Intended Use Gravel Weight 650 BB Included No Pedal Spindle 9/16" Spindle Interface Type 386 EVO Defined Color Black Crank Length 175Mm Chainring Size 52/36T

FSA Chainring Bolt Kit for Single Speed/BMX 10-piece Model=Wera 838 RA-R Bitholding Ratcheting Screwdriver Composite base with over-molded andFSA Crank Arm Fixing Bolts