1 PCS Shimano 105 CS-R7000 / M8000 / M7000 11-speed Cassette 1 PCS Shimano Shimano GRX ST-RX600 2×11-speed STI Dual Control + BR-RX400 Disc Brake Set 1 PCS Shimano GRX RD-RX810 / RX812 11-speed Rear Derailleur 1 PCS Shimano CN-HG701 11-speed Chain GRX BL/ST-RX600 1×11-speed + BR-RX400 Disc Brake Set Use: Gravel, Road, Cyclocross Group: GRX Model: RX600/RX400 Type: Dual-Control (STI) right Handlebar mounting: left/right Gear front: 1-speed Gear rear: 11-speed Optical gear display: No Lever reach adjust: Yes, with tool Handlebar diameter: 23.8mm/24.2mm Brake-type: Hydraulic Disc Brake Brake caliper: BR-RX400. 1 PCS Shimano 105 CS-R7000 / M8000 / M7000 11-speed Cassette 1 PCS Shimano Shimano GRX ST-RX600 2×11-speed STI Dual Control + BR-RX400 Disc Brake Set 1 PCS Shimano GRX RD-RX810 / RX812 11-speed Rear Derailleur 1 PCS Shimano CN-HG701 11-speed Chain. GRX BL/ST-RX600 1×11-speed + BR-RX400 Disc Brake Set Use: Gravel, Road, Cyclocross Group: GRX Model: RX600/RX400 Type: Dual-Control (STI) right Handlebar mounting: left/right Gear front: 1-speed Gear rear: 11-speed Optical gear display: No Lever reach adjust: Yes, with tool Handlebar diameter: 23.8mm/24.2mm Brake-type: Hydraulic Disc Brake Brake caliper: BR-RX400 Brake mounting: Flat-Mount One-Way bleeding: Yes Brake fluid: Mineral oil Recommended brake rotor: SM-RT64, SM-RT70, SM-RT800. Shimano 105 CS-R7000 11-speed Cassette Use: Road Group: 105 Model: CS-R7000 Type: HG-EV Gear: 11-speed Compatible chain: HG-EV 11-speed, HG-X 11-speed Gradation (choose variant). GRX RD-RX810 11-speed Rear Derailleur. Use: Gravel, Road, Cyclocross. Mount Type: Direct Mount. Compatible Chain: HG-EV 11-speed, HG-X11. Teeth large sprocket: 34T. Teeth large sprocket: 30T. Teeth small sprocket: 11T. GRX RD-RX812 1×11-speed Rear Derailleur. Adjustable chain stabilizer prevents chain slapping and drops. Switch stabilizer ON/OFF to match the terrain. Silent and uninterrupted rear shifting on rough terrain. Smooth and reliable mixed surface shifting. Compatible with current road DUAL CONTROL LEVER. Teeth large sprocket: 42T. Teeth large sprocket: 40T.