Air venturi booster pump 4500 psi.b

Got my AV Compressor last fall and it’s still working just fine.

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They stopped carrying the booster pump.durability problems.they offered me a credit towards a compressor,i agreed and placed a order with pyramyd air for the air venturi 4500psi water cooled model.got that compressor on 08/27/2018.filled my small bottle 45 cu.in.,from 0 psi to 3600psi in 14 minutes.when my large 98 cu.ft.tank needs to be filled,I'll start at 2000psi and fill to 3600psi.