Shimano GRX FC-RX610-1 Crankset - 172.5mm 12-Speed 40t 110 BCD Hollowtech II Spindle Interface BLK Bit Size-2 2.5 3 4 5 6mm hex / T10 T25 T30 Torx / Flat head Phillips }Shimano BB-UN300 Bottom Bracket -

}Shimano BB-UN300 Bottom Bracket - English 68 x 113mm Spindle Square Taper JIS

Made from X21 technical waterproof fabric with a 6oz nylon lining

50" (216x63mm) B3

5" Tire Intended Use Gravel Tire Diameter 650b Tire Bead Folding Labeled Size 650b x 48 Tire Type Clincher PSI 50

Shimano GRX FC-RX610-1 Crankset - 172.5mm 12-Speed 40t 110 BCD Hollowtech II Spindle Interface BLK Bit Size-2 2.5 3 4 5 6mm hex / T10 T25 T30 Torx / Flat head Phillips }Shimano BB-UN300 Bottom Bracket -Shimano GRX FC RX610 1 Crankset 172. 5mm 12 Speed 40t 110 BCD Hollowtech II Spindle Interface Black. The Shimano FC RX610 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 40 Number of Chainrings Single Crank Length (mm) 172. 5 Crank Intended Use Gravel Drivetrain Speeds 12 Weight 812 BB Included No Pedal Spindle 9 16" Spindle