Shimano Deore RD-M6100-SGS Rear Derailleur - 12-Speed Long Cage Black

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}Shimano Deore RD-M6100-SGS Rear Derailleur - 12-Speed Long Cage Black. The Shimano RD-M6100 Rear Derailleur provides efficient and smooth shifting for Deore M6100 12-speed drivetrains.Features the Shadow RD+ chain stabilizer system to minimize chain slap Fast and precise shifting 13T pulley For single front chainring setup 51T max cog size 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 Rear Derailleur Mount Type 10x1 Standard Rear Der/Shifter Compatibility Shimano Mountain Cage Length Long Drivetrain Speeds 12 Col