Front Chainwheel, FC-RX820-2, GRX, For Rear 12-Speed, Hollowtech 2, 172.5mm, 48-31T bike Allow to dry before use

Allow to dry before use

Safe for use on bug netting

Heel Height: 0

quick-drying 100% recycled polyester microfleece

with detailed descriptions including put-in

Front Chainwheel, FC-RX820-2, GRX, For Rear 12-Speed, Hollowtech 2, 172.5mm, 48-31T bike Allow to dry before useThe SHIMANO FC RX820 2 balances weight savings and optimal efficiency for mixed terrain riding and racing. Double chainring gearing caters to the segmented demands of gravel cycling, maintaining the tighter gear steps needed to maintain your position in the bunch Gravel optimized 48 31t gear combination ratios preserve riding rhythm on rough surfaces The 17t range covers an array of riding conditions Smaller gear steps for cadence control on mixed