Pneuflex's polyurethane tubing has an excellent performance of resistance against high-pressure, vibration, corrosion, and bending. High precision of inside and outside dia sizes. Suitable for various kinds of fittings. Multiple color for your selection. Pneuflex's polyurethane tubing are widely used with kinds of push-in fittings, rapid jointed fittings, pipe fittings and barbed fittings. Inch and metric air tubing sizes available.