E*thirteen Helix Plus 12sp Cassette 9-50t - Black

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} Engineered for E-bike durability Work flawlessly with Shimano and SRAM 12sp drivetrains, regardless of different cog spacing and chain behavior Improved reliability of a steel and aluminum assembly Offering a 556% range utilizing an XD driver to enable a 9-50t, 12sp cassette Special note for Hope hub owners: Hope XD drivers do not adhere to the XD specification and require an additional shim. Shims can be acquired from E*Thirteen 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 model Helix Plus freehub type X