The Aftermarket Framing Nailer Piston Driver 877323 by Superior Parts is a chrome-plated air hose suitable for commercial, residential, and air compressor use. This model fits Hitachi NR83A (AL83D) SP nailers and has dimensions of 7 x 2.5 x 2.5 inches with a weight of 1.6 ounces. The product comes with a package quantity of 1 and is designed for precision and durability in various workshop applications.