Race Face Aeffect R 137mm MTB Crank Arms

Designed in Canada, the rally-rated Æffect R crankset brings enduro rated strength but keeps the weight in the XC range. Its forged 7050 AL construction optimizes stiffness without added weight. The Æffect R features our versatile CINCH System for plenty of spider options as well as our trusted 24mm EXI interface spindle. In addition to our 170 and 175mm lengths, we've added in a 165mm length, making it a solid crankset choice for today's hard charging trail rider.

Features:

• Deep pocket net forged from 7050 AL for superior stiffness.
• 24mm EXI spindle.
• New 165mm length.
• Can run Alloy or Steel Cinch DM Rings.
• CINCH spider interface.
• Black satin finish.
• Crank Arms Only - Chainrings purchased separately 

Specification:

• Built For: XC / Trail / All Mountain / Enduro / Fat Bike.
• Spindle Size: 24mm - 5 Lengths Available.
• Weight: 632g (32T DM Alloy, W/O BB).
• BB Compatibility: BSA, BB92, PF30.
• Size: 165, 170, 175mm.
• 137mm Spindle