Shimano GRX RX810 Chainring - 42t 110 BCD 4-Bolt 11-Speed Black CheckoutSpec= Mens RMV Rims use a sleeved

RMV Rims use a sleeved joint Brake Compatibility Rim Brake Rim Width (Internal) 13 Brake Track None Manufacturer Spec ERD (mm) 439 Valve Standard Schrader Color Blue Weight 256 Wheel Size 20" Defined Color Blue ISO Diameter 451/ 20 x 1-1/8"

Vegetable oil based formula for eco protection

Optimized Retention via Narrow Wide Tooth Design

Unique fully adjustable design fits all popular bike types

This pump has an integrated aluminum air chamber that stores an air charge of one liter up to 160psi / 11 bar to quickly fill your tire and ensure the proper bead seating on a tubeless rim

Shimano GRX RX810 Chainring - 42t 110 BCD 4-Bolt 11-Speed Black CheckoutSpec= Mens RMV Rims use a sleevedThese chainrings are designed for the Shimano GRX FC RX810 crankset. Color Black Ring Position Type Single Tooth Count 42 Drivetrain Speeds 11 Chainring BCD 110 Shimano Asymmetric Defined Color Black Size 42T