110BCD Chainring Narrow Wide Round Chain Ring 36 38 40 42 44T for Mountain Bike
Weight:36T（56g）/38T（65g）/40T（77g）/42T（76g）/44T（84g） 46T（92g）/48T（100g）/50T（109g）/52T（117g）/54T（127g）. – 1pcs 110 BCD Chainring. This chainring can only be used for single-speed crankset. Narrow Wide tooth profiling ensures ultimate chain retention with 1x chains.