Shimano GRX FC-RX820 2x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110-80 BCD Asymmetric Shimano - 170mm - Black - 48-31T - 47mm Chainline Gift Voucher The key to this is

The key to this is the unique angled “fish scale” design

Quick Link included

A redesigned piston and damper combined with a smoother shaft finish

with extra large pads for ultimate shock absorption

Additional Protection: The TPR knobbies on the back of the hands offer a little extra protection

Shimano GRX FC-RX820 2x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110-80 BCD Asymmetric Shimano - 170mm - Black - 48-31T - 47mm Chainline Gift Voucher The key to this isThe 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. The 2x12 speed crank utilizes a 48 31T chainring and comes in 170, 172. 5, and 175 mm crank arm lengths.