4" Black Square Head Plug SCH 40 $49.88 SKU: BP4 P/N :BP4Manufacturer :ASC Engineered Solutions - 318902723 Quantity discounts available QuantityPrice -+ Add to Cart Ships in 1-2 Business Days Product Features Made in the USAFast ShippingEasy ReturnsSecure Payment Product DescriptionProduct DescriptionSquare Head Plug, 4" Threaded, Black Malleable Iron, SCH 40 150#