SRAM X-Sync 2 Eagle 104BCD Chainring Exploring a plethora of gear options for your SRAM Eagle 12 speed drivetrain is easy with these available X-Sync chainrings by SRAM. Each ring features SRAM's X-SYNC technology to ensure the smoothest running, most reliable drivetrain available. Available in four different sizes (32t, 34t, 36t, 38t) you're sure to find the perfect gear to best suit your needs. Features X-SYNC Technology104 BCD32t, 34t, 36t, and 38t available | Sram | Eagle X-Sync 2 104Bcd Chainring | Black | 104Bcd, 32 Tooth | Aluminum