The SRAM NX crankset delivers Eagle styling and performance to the newest addition to the Eagle ecosystem Eagle technology provides an expanded, optimum, gear range making you fast on the flats, giving you control on the climbs and unleashing your speed on the descents DUB technology features a uniform approach to bottom bracket fitment, better sealing against contamination and is forward and backward compatible 6000 series forged aluminum arms with steel Xsync II chainrings for cost effective performance 170x32 DUB BLK Direct Mount 1x12UPC/EAN/GTIN: 710845818042