Shimano GRX FC-RX600-10 Crankset - 170mm 10-Speed 46/30t 110/80 BCD Hollowtech II Spindle Interface BLK CheckoutSpec= 178mm }Shimano 105 5800-S 50t 110mm

}Shimano 105 5800-S 50t 110mm 11-Speed Chainring For 50/34t Silver

Each bottom bracket is hand assembled using a hollow chromoly spindle precision sealed bearings forged and CNC-machined alloy cups and a composite center spacer/seal

With four 6” 210lb pull-strength rated SeaSucker vacuum mounts this rack has plenty of muscle

Color Silver Range 11-36 Cassette Cogs 11-13-15-17-19-21-24-28-32-36 Cassette Body Type Shimano/SRAM 8 9 10 Speed Drivetrain Speeds 10 Designed for ebike Yes Defined Color Silver

Shimano GRX FC-RX600-10 Crankset - 170mm 10-Speed 46/30t 110/80 BCD Hollowtech II Spindle Interface BLK CheckoutSpec= 178mm }Shimano 105 5800-S 50t 110mmShimano GRX FC RX600 10 Crankset 170mm 10 Speed 46 30t 110 80 BCD Hollowtech II Spindle Interface Black. The Shimano GRX FC RX600 crankset offers optimum gearing for mixed terrains and riding styles. TECH SPECS Color Black Rings 46 30 Number of Chainrings Double Crank Length (mm) 170 Crank Intended Use Gravel Drivetrain Speeds 10 Weight 819 BB Included No Pedal Spindle 9 16" Spindle Interface Type Shimano Hollowtech II Chainring BCD 110 Shimano