Shimano GRX RD-RX810 Rear Derailleur - 11-Speed Long Cage BLK With Clutch For 1x 2x 34t Low Sprocket Max

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}Shimano GRX RD-RX810 Rear Derailleur - 11-Speed Long Cage Black With Clutch For 1x and 2x 34t Low Sprocket Max. The Shimano GRX 11-speed rear derailleur has an integrated chain stabilizer mechanism that provides a quieter experience shifting security and precision on mixed terrain. For rides on smooth surfaces the derailleur features an ON/OFF switch for the chain tensioner. The Shimano Shadow RD+ adjustable chain stabilizer provides silent and uninterrupted rear shifting on rough terrain.Adjustable Shimano RD+ chain stablizer prevents chain slapping and drops Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting Compatible with Shimano road Dual Control Levers Compatible with Shimano LinkGlide and HG 11-speed chains table{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;font-weight:350;}tr:nth-child(even){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}.desc ul{font-size:24px;font-weight:600;margin-left:-25px;padding-top:35px;border-top:3px solid #f0f0f0;}.desc li{list-style:none;border-bottom:4px solid #eb212e;width:142px;} TECH SPECS Largest Cog 34 Color Black Rear Der/Shifter Compatibility Shimano Road Rear Derailleur Mount Type Shimano Rear Direct Mount Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 11 Weight 255 Chain Wrap Capacity (teeth) 40 Cage Length Long