5 Gallon Aluminum Air Tank Silver 8 Ports for Bags Air Ride Fbss 28.5" long, 8.5" tall from mounting feet, approx. 6.5" diameter. 8 ports (4 1/2" on one side, 1 3/8" and two 1/4" on one end, and of course a 1/4" drain port! 200psi max