Shimano GRX FC-RX820-2 Chainring - 31t Inner Ring 80 BCD For 2x 12-Speed BLK MFPN=JQ1148-8 Compatible with all SRAM and

Compatible with all SRAM and Avid hydraulic disc brakes

Upgraded internals with larger slack setting comparable to a conventional Freecoaster hub

Press-fit end caps allow tool-free maintenance and conversion Rear Axle 12mm Thru x 148mm Cassette Body Type Shimano Micro Spline Color Black Skewer Included No Bearing Type Sealed Cartridge Defined Color Black Spoke Interface J-Bend Hub Drilling 32 Hub/Brake Compatibility Center-Lock Disc

DSP grips feature durability with a tacky feel in wet or dry conditions

For MAXLE axles with M12 x 1

Shimano GRX FC-RX820-2 Chainring - 31t Inner Ring 80 BCD For 2x 12-Speed BLK MFPN=JQ1148-8 Compatible with all SRAM andThese Shimano GRX RX820 2 anodized aluminum chainrings are for specifically designed for use with GRX FC RX820 2 2x 12 speed cranksets. Ring Position Type Inner Tooth Count 31 Drivetrain Speeds 12 Round or Oval Round Chainring BCD 80 Material Aluminum Color Black Weight 40 Defined Color Black Number of Bolt Holes 4 Bolt