Bulldog Winch 1.5 Gallon Air Tank with 8 Bungs Black. The system can be used for small personal air packs to service multiple air packs or can be used for small commercial operations. The modular design allows the air tank to be placed against a wall or center of a boat/craft where it can be gravity fed. There are multiple mounting positions so the tank can be mounted against a wall or center of a boat/craft where it can gravity fed. There are multiple bungs depending on the size of the air tank so the user can decide how the tank is filled. The bungs are located on the bottom or on the sides or on the top or center. There are also different bung locations around the center circumference of the tank so that the user can choose the best mounting position for the particular size. The bottom of the tank has a drain cock positioned at the bottom of the tank. This helps to prevent any sort of fuel or fluid leaks from occurring. Specifications for Bulldog Winch Air Tank w/ Bungs: Manufacturer: Bulldog Winch Color: Black Features of Bulldog Winch Air Tank w/ Bungs Individual Air Tanks for On-Board Air Systems 6 different sizes from 1/2 Gallon through 5 Gallon Steel tanks with black e-coating for corrosion protection 8 to 10 bungs depending on tank size provides many attachment options. All tanks have 2 x 3/8in NPT bungs. 4 x 1/4inNPT bungs located around center circumference for mounting tank with feet in 4 different mounting positions and have a drain cock positioned at the bottom. Package Contents: Bulldog Winch Air Tank w/ Bungs Bulldog Winch 42003: 1.5 Gallon Air Tank with 8 Bungs Black