The Race Face Crankarms Aeffect-R 165mm Black offers exceptional strength and performance tailored for aggressive trail riders. Constructed from lightweight forged 7050 AL, these crankarms optimize stiffness while minimizing weight, making them ideal for enduro and all-mountain applications. The innovative CINCH system allows for versatile direct mount options, accommodating various chainring sizes. With a boost-compatible 24mm diameter EXI spindle, the Aeffect-R crankset ensures a reliable and robust setup for any challenging ride.