Shimano GRX FC-RX820 2x12 Chainring - Four Bolt - 110 BCD - 51.1mm - Round - 31T - 12 Speed - Alloy Gift Card 1x foam ring

1x foam ring

Cons: Doesn't have the high-speed compression and rebound adjustments found on its bigger brother

Clamp slot sizes are:

Removal tools: 12 notch

Cons: Doesn't have as many tools as some other on the bike multi-tool options

Shimano GRX FC-RX820 2x12 Chainring - Four Bolt - 110 BCD - 51.1mm - Round - 31T - 12 Speed - Alloy Gift Card 1x foam ringThe 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. Features Smaller gear steps for cadence control on mixed terrain riding Gravel optimized gear ratios preserve riding rhythm on rough surfaces Wider gear range Specifications Rear speeds 12