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The GR 531 is made for off-road adventures
Machined 3/8" drive which can be used to allow 3/8" drive torque wrenches to be attached and threaded onto 1/2 inch UNC press rod
Great way to shed weight over stock steel arms
Integrated Clip System: tool-free interface in the saddle base that allows quick attachment and removal of fizik packs and blink lights (ICS is found on all saddles unless noted)
Shimano GRX FC-RX820-2 Crankset - 170mm 12-Speed 48/31t Asymmetric 110/80 BCD Hollowtech II BLK MPFN-11.4118.100.725 The GR 531 is madeShimano GRX FC RX820 2 Crankset 170mm 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) 170 Crank Intended Use Gravel Drivetrain Speeds 12 Weight 710 BB Included No Pedal Spindle 9 16" Spindle Interface Type
