Momo Boss Kit 65 splines<br> 21mm Diameter<br> Kit contains& nbsp;Fixing screws allen key and horn button retaining ring.<span id=”sceditor-end-marker” class=”sceditor-selection sceditor-ignore” style=”line-height: 0; display: none;”> </span><span id=”sceditor-start-marker” class=”sceditor-selection sceditor-ignore” style=”line-height: 0; display: none;”> </span>