Outer Dia.50-163(mm)Capacity0.3-20LWorking pressure15(mpa)Testing pressure25(mpa)Manufacturingsteel seamless cylinderMediumpermenant gasFire Extinguisher Cylinder: Packaging &Delivery: Packing Details: 1 unit/carton Delivery Details:20-30days upon receipt of payment Others: 1)Capacity:many kinds 2)manufactured according to drawing.