(6 Pack) Pentek， Pentair Water 151122 Thick Size Big Blue O-Ring Buna-N ORing by Captain O-Ring<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Part: Pentek Water 151122 O-Ring (6 Pack)</li><li>Color: Black</li><li>Material: Buna-N (nitrile butadiene rubber)</li><li>OEM UPC: 051678511220 ， 885343762095</li><li>Manufactured and Warrantied by Captain O-Ring LLC， with decades of experience in the sealing and chemical industry.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/315oQ0cbUYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51K46WSB4XL.jpg" noproxy>