SRAMs Force 22 crankset delivers an upgrade in performance by utilizing unidirectional carbon in the crank arm, matched to a forged alloy spider. And, like RED, the hidden bolt pattern makes better use of carbon fiber to further improve stiffness and shed weight. The stunning X-GlideR chainrings are optimized for use with Yaw derailleur technology, delivering seamless, flawless performance.FeaturesHidden bolt pattern leverages the characteristics of carbon fiber while presenting a sleek appearance.Stiffer X-GlideR chainrings feature thicker construction, advanced shift timing pins and ramps, which are optimized for shifting with the Yaw front derailleur.SpecificationsColor: BlackIntended Use: RoadSpindle Type: GXPBCD: 130mmChainring: 53/39TCrank Arm Length: 175mmCassette Compatiblity: 11-SpeedBB: N/AWeight: 715g (172.5mm, 53/39T, GXP)New, Never Used, OEM, This item is exactly as pictured and does not include retail packaging.SRAM