The Aeffect R crankset brings enduro rated strength and performance with its forged 7050 AL construction that optimizes stiffness while minimizing overall weight. The Aeffect R uses Race Face's versatile and future proof CINCH System for plenty of direct mount 1x ring and spider options, and features their trusted 24mm diameter EXI spindle. In addition to 170 and 175mm lengths, they added a 165mm length, making the Aeffect R a rock solid crankset choice for hard charging, aggressive trail riders. 

Deep pocket net forged from 7050 AL for superior stiffness 
Boost compatible 24mm diameter EXI spindle 
CINCH spider interface 
Can run Alloy or Steel Cinch DM Ring 
Built For: Trail/All Mountain/Enduro 
Chainline: 51mm - 137mm Spindle 
Spiders: Direct Mount, 2x 104/64mm bcd (Boost spider available) 
CINCH Alloy Direct Mount: 26T, 28T, 30T, 32T, 34T, 36T 
CINCH SHI 12sp: 30T, 32T, 34T 
CINCH Steel Direct Mount: 28T, 30T, 32T 
Weight: 632 grams (32T DM Alloy, W/O BB) 696 grams (32T DM Steel, w/o BB) 
BB Compatibility: BSA, BB92, PF30 
Size: 165, 170, 175mm 
Chainring and BB sold separately