Zodiac Z930147 3" Inch Stretched Tank Custom Application Closed FrontNo expense was spared in the construction and finish quality of these steel gas tanks. They feature joggle lap and lap joints through out, resulting in a super strong gas tank without the worry of compromising the structural strength while providing a smooth surface finish. The joggle lap joints also allow the tunnel plate to be sunken below the bottom surface of the tank, making grinding of the welds unnecessary. Tank is mounted to the frame using