Made from high-quality Seamless 6061 Aluminium, robotically welded end caps for clean, precise welds and powder-coated black. Tanks are essential for rapid tyre inflation, running air powered tools, and for use with air suspension. Ideally suited for automotive applications as well as industrial use. VIAIR Aluminium Series tanks are an average of 50% lighter than their steel counterparts. Tested and rated at 200 PSI. Ports are 1/4" NPT.