PSI Woodworking D50C 4-Inch by 50-Feet Clear Flexible Dust Collection Hose
Our exclusive PSI Woodworking D50C Flexible Dust Collection Hose 4" ID is now available in clear vinyl.  Strong, flexible, and durable.  Reinforced with heavy duty wire .050" thick, this dust collection hose will not collapse, even under heavy suction.  Just ground the wire at either end of the hose to ground your collection system.  50 feet long.