Pentair 155109 4 Prong T-Nut Replacement Pool and Spa Filter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>4 Prong T-nut replacement</li><li>Fits Pentair Clean &amp; Clear cartridge pool and spa filter models CC 50， CC 75， CC 100， CC 150， CC 200</li><li>Also fits Pentair Star Polymeric and Warrior pool and spa D.E. filter models 56408600， 56408700， 56408800</li><li>Compatible with Pentair Sand Dollar pool and spa sand filter models SD 35， SD 40， SD 60， SD 70， SD 80</li><li>Also compatible with Pentair Star pool and spa D.E. filter models ST 35， ST 50， ST 80</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31UhTuQSJaL.jpg" noproxy>