Promax 5-Bolt Chainring - 41t 110 BCD Black MPFN-44040035 }Shimano GRX FC-RX810-1 Crankset -

}Shimano GRX FC-RX810-1 Crankset - 170mm 11-Speed 42t 110 BCD Hollowtech II Spindle Interface Black

940 Bore 1

Anodized finish adds another layer of durabilty

It's a 'rough road' road bike

Promax 5-Bolt Chainring - 41t 110 BCD Black MPFN-44040035 }Shimano GRX FC-RX810-1 Crankset -Promax 5 Bolt Chainring 41t 110 BCD Black. Machined from high end aluminum Promax 5 bolt 110 BCD chainrings are designed to handle the torque and stress of modern BMX racing and are fully capable in other single speed applications. CNC Machined from high grade 6061 T6 series aluminum for high strength while providing weight savings Designed to be used with most cranksets and spiders that utilize a 5 bolt 110 BCD chainring TECH SPECS Color Black Ring