Wolf Tooth Components 5x110BCD CX/Road (Flat Top) Chainring, 34T - BlkFeatures:Compatible with 12-speed SRAM Flattop chainNot compatible with Shimano Asymmetric 110 BCD Cranks or Campagnolo CX10/11 cranksIf riding in extremely muddy conditions, Wolf Tooth recommends a chain guide or chain keeper in addition to a clutch-style rear derailleur