M-Wave Carousel BB BSA SQ Square Taper BB British 68mm : 119mm Cogs-11-13-15-18-21-24-28-32-37-42 These chainrings are optimized for

These chainrings are optimized for Gravel Cyclocross and Road disciplines

2mm with included shims)

Built to serve the most demanding rider’s needs in the lightest weight configuration XX SL Transmission is the evolution of SRAMs World Champion World Cup winning XX Eagle AXS™

}e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t 11/12-Speed 107BCD Black

M-Wave Carousel BB BSA SQ Square Taper BB British 68mm : 119mm Cogs-11-13-15-18-21-24-28-32-37-42 These chainrings are optimized forBB Shell width 68mm BSA thread JIS square Cr Mo hollow axle Aluminum cups TECH SPECS BB Shell Thread British BB Shell Width 68mm Interface JIS Spindle Length 119mm Spindle Length 119Mm