Shimano GRX FC-RX820 GRX chainset 40T, single, 12-speed, Hollowtech II, 172.5 mm £229.99 Add to Wishlist
Shimano GRX FC-RX820 GRX chainset 42T, single, 12-speed, Hollowtech II, 172.5 mm £229.99 Add to Wishlist
Shimano GRX FC-RX820 GRX chainset 48 / 31, double, 12-speed, Hollowtech II, 172.5 mm £229.99 Add to Wishlist
New Shimano GRX FC-RX610 GRX chainset 38T, single, 12-speed, 2 piece design, 172.5 mm £149.99 Add to Wishlist
New Shimano GRX FC-RX610 GRX chainset 40T, single, 12-speed, 2 piece design, 172.5 mm £149.99 Add to Wishlist
New Shimano GRX FC-RX610 GRX chainset 46 / 30, double, 12-speed, 2 piece design, 172.5 mm £149.99 Add to Wishlist