Pentair 152060 Bolt Replacement Pool/Spa Filter and Pump<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Bolt replacement</li><li>Fits Pentair Star， Star Polymeric， Challenger high flow and pressure pump system use in pool and spa filters</li><li>Also fits Pentair stainless steel separation tank models SEP 48， 72， 96， 144</li><li>Measures 5/16-inch-18 by 4-1/4-inch carriage</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41p%2BvQSoumL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31eLLEK9vmL.jpg" noproxy>