8 1/2 Gallon Air Tank - 8 Ports Ports: (4) 1/2" ports on the face, (1) 1/2" port on each end, (1) 1/2" port on the top and bottom Dimensions: 32" L x 9" D X 12.5" H DOT Approved Equivalent to Air Lift 10994 (part # AL10994)