All steel construction, manufactured to SAE J10 and FMVSS 121 standards, Internally Coated for Corrosion Resistance; Ports: Seven (7) 1/4" NPT; Tank Capacity: 3 gallon; Black epoxy finish
3 Gallon Air Tank - Five 1/4" NPT and one 3/8" NPT port.
Replacement air tank for VELO-230 and VELO-730 Train Horn Systems