Product Info Catalog Building Materials Windows Screen Accessories 1-1/2-Inch x 8-Ft. Black Screen Tight Base 1-1/2-Inch x 8-Ft. Black Screen Tight Base Request a Quote UPC: 731677150001 Manufacturer: Screen Tight SKU: 183145 Model Number: BASE18 1-1/2" x 8' Black Screen Tight Base, Attaches To 2x4 Or 4x4 Wooden Frame, Screen Spline Rolls Into The Spline Groove, Cap Snaps Onto Base.