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