SRAM 42 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black CheckoutSpec= Polar Grey }SRAM Rival 22 HRD B1

}SRAM Rival 22 HRD B1 Disc Brake Caliper Assembly - Post Mount 18mm Front/Rear Black

No shift ramps- for single chainring use only

It uses a 220-degree clamp that fits a wider variety of riser bar bends and still packs a dramatic increase in stiffness and strength over competitors designs

17mm deep socket

SRAM 42 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black CheckoutSpec= Polar Grey }SRAM Rival 22 HRD B1SRAM 42 Tooth 107mm BCD x 4 Bolt 1x12 Speed X Sync Chainring Blast Black. 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