Shimano GRX FC-RX820-2 Chainring - 31t Inner Ring 80 BCD For 2x 12-Speed BLK Length/Teeth-175x53/39 Classic roll-top design and heat-sealed

Classic roll-top design and heat-sealed seams make this spacious 75 liter dry bag waterproof

Model Turbine Spindle CrMo Size 9/16" Body Material Aluminum Color Fox Orange

CDX CenterTrack belts cogs and rings do not interchange with any part of a CDC/CDX MudPort system Length 1408 Tooth Count 128

Stainless steel wear plate guards against the damage caused by footwear friction while adding additional impact protection

2mm rotor thickness

Shimano GRX FC-RX820-2 Chainring - 31t Inner Ring 80 BCD For 2x 12-Speed BLK Length/Teeth-175x53/39 Classic roll-top design and heat-sealedThese 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