The Global NHB2 is an evacuation hose that has a 1/2 to 1/4 fitting.
Features High strength 1/2 large diameter for fast evacuation 4-layer construction for low permeation 3200 psi burst pressure, 640 psi working pressure Vacuum rated to 20 microns
Specifications: UPC 811245030680 Weight 2.0000 lbs Connector 1/2 in 1/4 in Diameter 1/2 in Pressure N/A