Rem Res Master Cylinder .625″<br>Non Girling <ul><li>Non Girling Master Cylinder External Reservoir .625″ Internal Diameter Universal 3/8 UNF Out with 7/16″<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> In UNF Thread</li></ul>