Raceface Aeffect R eMTB Crank Arm 170mm BCD: Direct Mount Black Set CheckoutTitle=Rockshox DebonAir Air Spring Sealhead This is the #1 tire

This is the #1 tire choice for Tour Divide the longest mountain bike race in the world stretching from Canada to Mexico along the Rockies

} Wide: 55mm chainline for 157mm rear spacing

The TBS system allows for easy and fast change of basket

teeth 20t color red

9mm length 400mm setback zero material carbon color carbon

Raceface Aeffect R eMTB Crank Arm 170mm BCD: Direct Mount Black Set CheckoutTitle=Rockshox DebonAir Air Spring Sealhead This is the #1 tireRaceFace Aeffect R Ebike Crank Arm Set 170mm For Bosch Gen4 Drive System 7050 Aluminum Black. The RaceFace Aeffect R eMTB cranks bring the burly purpose driven design of Aeffect R to the Bosch Gen 4 Performance Line CX drive system for seamless motor integration. Optimized for use with Bosch Gen 4 Performance Line CX drive systems Compatible but not optimized for use with Bosch Gen 2 drive systems Constructed of 7050 Aluminum TECH SPECS Color Black