B and K Industries 154-011 4-Inch Test Plug Product Description 4" test plug," galvanized steel flanges with molded rubber gaskets. The product is manufactured in china. Easy installation and easy handling. From the Manufacturer 4-Inch Test Plug 154-011. Features The product is manufactured in china The product is highly durable and easy to use Easy installation and easy handling Molded rubber gasket Plug features high grade molded rubber for positive seal in soil, plastic or copper pipe Does away with plaster or cement - common dynamiting of stacks and waste lines during construction 6 per carton 4-Inch USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.