Plews 05-034 Heavy Duty Coupler<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>For hand operated grease guns only</li><li>Recommended working pressure is 6000 PSI</li><li>All steel construction and fits all 1/8 inch NPT threads</li><li>Four jaws</li><li>Length of 1-1/2 inches and width of 3/4 inch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41uXIYS5x3L.jpg" noproxy>