Robinair (13172) Maintenance Kit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Keep recovery and recycling units operating at peak efficiency</li><li>One quick change filter-drier to be used on both R-12 and R-134a stations</li><li>One 16 ounce bottle of the premium high vacuum pump oil</li><li>For models using number 34724 filter-drier (17700A， 17700-2K， 34700， 34700-2K， 34700Z， 342000， 34711-2K， 34800， 34800-2K， 34900 series)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41iM%2BNnJmpL.jpg" noproxy>