4.5" NH (NST) Female Swivel x 4.5" NH (NST) Male Adapter Aluminum SM150F It's also more economical than

It's also more economical than it's double jacketed brother

Industrial & Fire 5” NPSH Female Long Handle Swivel x 5” NPT Male Rigid Fitting Anodized Aluminum

5" NST (NH) Male Pin Lug Adapter

or standpipe testing

The double jacket 2" discharge hoses are designed for people who prefer strong woven polyester materials but don't need a full blown fire hose with certifications

4.5" NH (NST) Female Swivel x 4.5" NH (NST) Male Adapter Aluminum SM150F It's also more economical thanSpecifications Female Side 1 4. 5 NH Female (National Hose National Standard Thread) Male Side 2 4. 5" NH Male (National Hose National Standard Thread) Working Pressure 300PSI Max Test Pressure 1000PSI Max Material T 6061 Aluminum (Aircraft Grade) Finishing Anodized (99. 9% Lead Free) NFPA Standards 1963, 4. 12, 5. 1 5. 6. 4 (Corrosion Resistance) Military Standards MIL A 8625 Type III, Class 1 Industrial Standards International ASTM B221 UL Labs