Yellow Jacket 69562 4 oz Oil Injector<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Add Oil or UV dye to system</li><li>Easy connection to manifold hose</li><li>Push Oil with refrigerant or pull in with vacuum</li><li>Ball valve for control is on other end with a short length of hose. Valve depressor in female end</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31vUBDamuCL.jpg" noproxy>