SRAM Apex Eagle Rear Derailleur - 12-Speed Long Cage 52t Max Black D1

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} Compatible with 50T and 52T Eagle cassettes Works with 12-speed mechanical Apex and Eagle shifters Use with Eagle chain Roller Bearing Clutch controls chain tension for consistent shifting X-HORIZON straight parallelogram design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force Cage Lock technology makes for fast wheel changes or chain installation SRAM Model ID: RD-APX-152-D1 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 Minimum Cog 10T Max