Front Chainwheel, FC-RX820-2, GRX, For Rear 12-Speed, Hollowtech 2, 172.5mm, 48-31T bike with detailed descriptions including put-in

with detailed descriptions including put-in

Car cup holder compatible

Shimano Altus hydraulic disc brake and lever sets feature an entry-level design that's ideal for beginner riders and riders with smaller hands

Our largest volume packs provide a stable close-to-body carry

Front Chainwheel, FC-RX820-2, GRX, For Rear 12-Speed, Hollowtech 2, 172.5mm, 48-31T bike with detailed descriptions including put-inThe 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