104BCD Oval Hollow Mountain Bike Narrow Wide Chainring

Model 32T or 34T or 36T or 38T or 40T or 42T or 44T or 46T or 48T Color Black  or Red Made from 7075-T651 Aluminum Alloy Surface coating Anodizing Made with CNC milling Ovality 12% Timing 108° after TDC (top dead center) Chainring shape Oval Compatible cranksets 104BCDM780 /M782 /M785/ M510 /M540 /M470 /M610 /M670for Sram X0 X7 X5 X9 Weight, grams 43（32T), 47（34T), 60 (36T) ,58 (38T), 68 (40T), 72 (42T), 82 (44T), 91 (46T), 99 (48T). Chain compatibility Standard 9/10/11/12 speed is available, sram axs cannot    Support paying an extra $10 to customize the same silver color  Bicycle shop or dealer contact customer service PASS QUEST NARROW WIDE CHAINRING The 104BCD front and rear chainrings are CNC-milled from a single piece of aluminum, with a hollowed-out chamfered back for enhanced strength and reduced weight. The chainrings feature a slender tooth profile, ensuring the chain remains stable even during he