sram groupset mtb nx eagle nx eagleDUB, 1x12 speed Specifications Bottom Bracket None Brand SRAM Cassette XG 1230 11 50T (for standard body not XD comp.) Chain NX Eagle, solid pin, 126 links Chainring 32T, direct mount, X Sync Crankset DUB, 170 mm Front Derailleur Not incl. Item Name NX Eagle Item Type Groupset, MTB Other Chaingap gauge Package '1 1 Rear Derailleur 12 speed, long cage Series Name NX Eagle Trigger 1x12 speed with discrete clamp