Shimano GRX FC-RX820 2 x 12-Speed Crankset Size:172.5mm 48-31T And with the silicon strap

And with the silicon strap you mount the light easily on a steer or seatpost

Includes: 2 x Screw in end plugs / 2 x finishing tapes

BR-MT520 and BR-MT420 4-piston disc brakes has 40% more wear resistance than previous models

ergonomic performance cascaded from DURA-ACE

Shimano GRX FC-RX820 2 x 12-Speed Crankset Size:172.5mm 48-31T And with the silicon strapThe 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. FeaturesGravel 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