59006

          2m φ6 Pneumatic Tube - Blue SKU: 59006 Weight: 30.00 Gram φ6 Pneumatic Tube, with 6mm of external diameter and 4mm of inner diameter, for smooth air transportation. How to use it: Simple Air Source Solution of Pneumatic System Features:     Water-resistant PU High flexibility & tangle resistant Low gas permeability Low compressibility Size Chart: Height/Width/Length: 160 x 240 x 10 mm (6.30 x 9.45 x 0.39inch) Outside Diameter: 6mm Inside Diameter: 4mm Part List: 1 x 2m φ6 Pneumatic Tube - Blue     https://store.makeblock.com/2m-6-pneumatic-tube-blue/2-15-18