SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Polar Gray. SRAMs X-Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets.
X-SYNC wide-tooth narrow-tooth chainring technology provides maximum chain control
Laser-etched chainring finish is more durable
X-Range gearing technology gives you more range and a smoother gear progression so you’re always in the right gear
Can be installed with a single tool making gearing changes a breeze
Chainring bolts not included
| Tooth Count |  40 | 
| Ring Position/Type |  Chain Retaining Single Ring | 
| Drivetrain Speeds |  12 | 
| Chainring BCD |  107 | 
| Color |  Gray | 
| Defined Color |  Gray | 
| Material |  Aluminum |