SRAM Red AXS 2x Chainring Teeth: 37/50 Speed: 12 BCD: Direct Mount Pair Aluminum GreySRAM Red AXS Direct Mount 50 37t 2x12 speed Chainring Set Polar Gray. SRAM RED AXS 2x12 direct mount chainring set for RED AXS cranks. SRAMs X Range gearing technology gives you more range and a smoother gear progression so youre always in the right gear New tooth profiles offer improved wear Durable finish One piece construction for faster smoother more secure shifting TECH SPECS Direct Mount Type Direct Mount SRAM Tooth Count 50 37 Drivetrain Speeds