Sram CrankSet NX Eagle BOOST 170MM 12 Speed DubFEATURES X SYNC 2 Direct Mount Chainring This chainring features a unique tooth profile that provides exceptional chain retention, keeping your ride smooth and worry free even over the bumpiest trails. DUB Technology SRAM's DUB standard uses a wider spindle compared to previous designs, resulting in a stiffer and more durable crankset that can handle the demands of aggressive riding. Boost Spacing Boost spacing widens the hub axle distance by 6mm,
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