Pipe Plug， Mechanical， Cleanout， 3 1/2 In<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Price For: Each Max. Back Pressure: 50 ft. of Head For Use In: DWV Systems To Seal Round And Out Of Round Pipe Item: Pipe Plug Type: Mechanical， Cleanout Nominal Size: 3-1/2" Min. Dia.: 3.75" Max. Diameter: 3.85" Material: Plastic Country of Origin (subject to change): Taiwan</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41gEKyeVy5L.jpg" noproxy>