RaceFace Aeffect-R Ebike Crank Arm Set - 170mm For Bosch Gen 4 Gen 5 Drive System 7050 Aluminum BLK MFPN=TDSNVO Ring Position/Type Chain Retaining Single FM0990 Tread Type:Light And Supple Size L Xl Color CheckoutSpec= 120-160mm

RaceFace Aeffect R Ebike Crank Arm Set 170mm For Bosch Gen 4 Gen 5 Drive System 7050 Aluminum BLK MFPN=TDSNVO Ring Position Type Chain Retaining Single FM0990 Tread Type:Light And Supple Size L Xl Color CheckoutSpec= 120 160mm Ring Position Type Chain Retaining Single Ring Tooth Count 32 Round or Oval Round Drivetrain Speeds 12 Chainline Hub Compatibility 135 142 MTB Hubs Chainline Hub Compatibility 141 148 Boost Hubs Material Aluminum Defined Color Black Direct Mount Type Direct Mount CINCH 5 Steerer Tube Material Aluminum Lower Tubes Material Magnesium Stanchions Material Aluminum Travel 30mm Wheel Diameter 700C Stanchions Diameter 30mm Axle Hub spacing 12x100mm TA e Bike approved Yes