Pipe Plug， Mechanical， 8 In， EOP<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Plug is rated for 17 PSI or 40 ft. of head pressure</li><li>Extra large zinc wing nut for ease of tightening， no wrench required</li><li>Natural rubber O-ring for excellent expansion and memory</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51d3mCUjmsL.jpg" noproxy>