SHIMANO GRX RX820 Crank Set - 1 x 12-Speed - 40t - 170mm can be discounted Holds up to a 50"

Holds up to a 50" wheelbase bike (previously 47")

When the leaves start falling and the weather becomes more unpredictable

Includes 3 types of split pins

slowest-rebound rubber for maximum contact and control on the trail

5-way valves are provided for ultimate airflow)

SHIMANO GRX RX820 Crank Set - 1 x 12-Speed - 40t - 170mm can be discounted Holds up to a 50"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. Riders can choose closer gear steps or ultimate range depending on personal need by pairing a 10 45t or 10 51t cassette with this crankset's 40t chainring (cassettes sold separately) Optimal gearing for mixed terrain riding Hollowtech II crank arms provide strength and stiffness with the