Raceface Aeffect R eMTB Crank Arm 165mm BCD: Direct Mount Black Set Model-TR-52 ButterCups block 20% of high

ButterCups block 20% of high frequency “trail chatter”

The four XLA98 models are identical except for wheel speed

Printed logo

6 Color Gloss Black Crown Race 40 Weight 2545 Wheel Size 27

Bearings are easily serviced or replaced

Raceface Aeffect R eMTB Crank Arm 165mm BCD: Direct Mount Black Set Model-TR-52 ButterCups block 20% of highRaceFace Aeffect R Ebike Crank Arm Set 165mm 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