SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Polar Gray CheckoutSpec= 9 deg Fast rolling center knobs tightly

Fast rolling center knobs tightly spaced in a consistent pattern the center tread cuts down on rolling resistance while still digging into any terrain for dependable out-of-the-saddle traction

Durable and waterproof

Run your best with helpful training tools

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1 - 15267A3 steel bearing

SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Polar Gray CheckoutSpec= 9 deg Fast rolling center knobs tightlySRAM 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 youre always in the right gear Can be installed with a single