Replacement freehub bodies Ratchet EXP and ratchet freehub bodies are NOT interchangeable HG 8-11sp: Not compatible with HG 11sp road cassettes HG 11sp road: Compatible with HG splined Shimano/SRAM 11sp cassettes. Also compatible with Shimano/SRAM 8-10sp cassettes with spacer Instructions are available online @ www.dtswiss.com For any questions, please email info.US@dtswiss.com SPECS 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 .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Model Ratchet DEG Description HG Slim 8-11sp FH Body w/12x148/157mm End Cap