9.1" / 231 mm Grid view List view 4 lb Steel LP Cylinder 4LBLPG Propane / LP Cylinder with OPD Valve Steel with Powder-Coated Exterior Integrated Collar Handles DOT- and TC-Approved Made in USA Add to cart Add to Quote 250 cu ft Steel Cylinder – Standard Valve – Cap + Collar 250STEEL New 250 Steel Cylinder 250 cu ft – 1132 Liters 2265 PSI Service Pressure – 3750 PSI Test Pressure 50.39″ Height – 9.1″ Diameter DOT- and TC- Approved Add to cart Add to Quote 300 cu ft Steel Cylinder – Standard Valve – Cap & Collar 300STEEL New 300 Steel Cylinder 300 cu ft – 1132 Liters 2400 PSI Service Pressure – 4000 PSI Test Pressure 56.5″ Height – 9.1″ Diameter DOT- and TC- Approved Add to cart Add to Quote 250 Cu Ft Nitrogen Argon Helium Cylinder Steel – Cap + Collar 250-STEEL New 250 Steel Cylinder 250 cu ft – 7079 Liters 2265 PSI Service Pressure – 3750 PSI Test Pressure 50.39″ Height – 9.1″ Diameter DOT- and TC- Approved Add to cart Add to Quote 300 Cu Ft Nitrogen Argon Helium Cylinder Steel – Cap & Collar 300-STEEL New 300 Steel Cylinder 300 cu ft – 8495 Liters 2400 PSI Service Pressure – 4000 PSI Test Pressure 56.5″ Height – 9.1″ Diameter DOT- and TC- Approved Add to cart Add to Quote