uxcell Pneumatic Air Tubing, 6mm OD x 4mm ID 9m(29.5Ft) PU Polyurethane Air Compressor Tubing Hose Pipe Blue
6mm OD, 4mm ID and 1mm wall thickness, 9M/29.5ft Length. Lightweight, tough, kink resistant tubing, it is ideal to use with push to connect Fittings.