Camco Waste Valve. Includes gaskets and installation hardware. Installation hardware is (4) 1/4"-20 x 1-3/4" bolts and (4) 1/4"-20 nuts. Specifications for Camco Waste Valve: Manufacturer: Camco Additional Features: No Length: 16 in Weight: 0.77 lb Width: 5.75 in Height: 1 in Package Contents: Camco Waste Valve