4" Black Steel Coupling $102.70 SKU: BCO4 P/N :BCO4Manufacturer :APPROVED VENDOR - NB.400 Quantity discounts available QuantityPrice -+ Add to Cart Ships in 1-2 Business Days Product Features Made in the USAFast ShippingEasy ReturnsSecure Payment Product DescriptionProduct DescriptionCoupling, 4" Threaded, Black Steel, SCH 40 150#