The Robertshaw aluminum tubing is versatile for all your replacement needs. It comes in a full range of sizes in 50 foot and 5 foot lengths. It uses a 1435 alloy with a 0.035 in. wall thickness.Aluminum tubing meets ASTMB Standard #483Uses a 1435 alloy with a 0.035 wall thicknessTubing is rated at 90 PSI with an 11,000 tensile, 9500 yield and a 25% elongationLength: 5 feetDiameter: 1/4 in.Includes fittings