110BCD (5-bolt Hollow) Round Hollow Road Bike Narrow Wide Chainring

Model 36T or 38T or 40T or 42T or 44T or 46T or 48T or 50T or 52T or 54T or 56T or 58T Colour Black/Silver Made from 7075-T651 Aluminum Alloy Surface coating Anodizing Made with CNC milling Chainring shape Round Compatible cranksets 110 BCD (5-bolt) Weight, grams 49 (36T), 57 (38T), 68 (40T), 73 (42T), 81 (44T), 90 (46T), 103 (48T), 116 (50T), 125 (52T), 139 (54T), 147 (56T), 157 (58T) Chain compatibility Standard 9/10/11/12 speed is available, sram axs cannot   Bicycle shop or dealer contact customer service              PASS QUEST NARROW WIDE CHAINRING 110-5BCD positive and negative chainrings are CNC milledfrom an entire aluminum plate, and the back is hollowed outand chamfered to ensure strength while also reducing theweight of the chainrings. The chainring adopts an elongatedtooth shape, which makes it difficult for the chain to escapefrom the teeth even if it jumps violently, thus ensuring that thechain does not