Sram: If the following sounds like hyperbole, wait until you see the X0 Eagle Transmission Crankset with your own eyes. Literally the most advanced aluminum crankset SRAM has ever made, it is utterly unique and simply striking. Bringing serious riders the exact sort of legitimate performance X0 stands for, courtesy of a ground-breaking all-aluminum design with a perfectly balanced stiffness to weight ratio. Available with a bash guard option, it’s also Power Meter ready. Sitting firmly atop an unquestionable apex of crankset advancement, the X0 Eagle Transmission Crankset is quite literally the epitome of X0.FEATURESThe most advanced aluminum crank SRAM has ever made. All aluminum. Perfect stiffness to weight ratio.Unique, ground-breaking design, lightest aluminum crankset on the market.Power Meter ready, bash guard option available. SPECIFICATIONSSpeeds 12s T-TypeBB Compatibility All SRAM MTB WIDE DUB BBsChainring Size 32TCrank arm length 165mm, 170mm, 175mmChainline 55.0mmBB Spindle Interface DUBChainring material AluminumGuard CompositeBolt Circle Diameter (BCD) Direct Mount (DM)Crank arm material AluminumColor (Crank arm) BlackPower meter No