Magic Plastics 0121109025 Female Buttress Thread Repair Split Nut Set with Screws， 2.5-Inch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Plumbing Connection: 2.5" Female Buttress Thread OR 3-5/16" Small Flange (For Pump Unions)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31v-dKPzT4L.jpg" noproxy>