US$ 19374.50
but is designed to play nice with front shifters
SLR-EVO dual symmetric pivot brake caliper
Compatible with SRAM 12-speed systems
Natch tubing
Flexible cable routing design
NEW Shimano GRX RX-810/812 11 Speed 1x Mini Groupset (ST/BR, RD, CS, CN) type_trainers-rollers but is designed to playCOMPONENTS: Left Brake Lever: Shimano GRX BL RX810 BR RX810 Flat Mount Right Shifter: Shimano GRX ST RX810 BR RX810 Flat Mount Rear Derailleur: Shimano GRX RD RX812 Cassette: Shimano XT CS M8000, 11 42T, 11 speed Chain: KMC X11. 93 CONDITION: NEW
US$ 19374.50
US$ 21049.50