Race FaceEvolve 3X10 CranksetThe Evolve crank is specifically designed for the needs of a 3x10 drivetrains. Built to handle aggressive all-mountain riding while still maintaining an XC level weight, the Evolve crankset makes the perfect upgrade for your mountain bike.FeaturesArms are net shape forged from high strength 6066 aluminum to maximize strength to weight ratio.All-Mountain strength at an XC weight.3x10 speed compatibleSPECIFICATIONSSpeeds(24, 32, 42) or (24, 36, Bashguard)Crank Arm Length170 or 175mmBB Spindle Interface24mmCrank Arm Material6066 AluminumBolt Center Diameter (BCD)104 BCDChainring Material7075 AluminumIntended UseXC, TrailWeight- | Race Face Evolve 3X10 Crankset Black, 170mm, 24/32/42T