Shimano GRX FC-RX820-2 Crankset - 172.5mm 12-Speed 48/31t Asymmetric 110/80 BCD Hollowtech II BLK Model=Cable Adjustment Assembly The Arch MK4 rim is

The Arch MK4 rim is light enough to take XC racing but was born from research and testing on the Enduro World Series circuit making it a great rim for anyone looking to improve both descending and climbing

An ergonomic top perch with smooth transitions alleviate pressure on hands and greatly improve comfort

Front Axle Type 12mm Thru x 100mm

Two precise multi-link arms one truing devices for lateral run out truing adapters for hubs two RWS one truing device for radial run out base plate for solid position on the table vise sheet as to enable to clamp into the vise

Shimano GRX FC-RX820-2 Crankset - 172.5mm 12-Speed 48/31t Asymmetric 110/80 BCD Hollowtech II BLK Model=Cable Adjustment Assembly The Arch MK4 rim isShimano GRX FC RX820 2 Crankset 172. 5mm 12 Speed 48 31t 110 80 BCD Hollowtech II Black. The Shimano FC RX820 crank balances weight savings optimized efficiency and an array of gearing options that cater to the segmented demands of mixed terrain riding. TECH SPECS Color Black Rings 48 31 Number of Chainrings Double Crank Length (mm) 172. 5 Crank Intended Use Gravel Drivetrain Speeds 12 Weight 710 BB Included No Pedal Spindle 9 16" Spindle Interface