The Magna-Ram is a 300 gallon pressure primer for central feed of high-volume applications. This powerful four-post design has a built-in crossover for dual primer applications. The Magna-Ram has a wide range pump capability and has a more compact envelope than competitive models. Benefits:Powerful four-post designReplaceable air cylindersPositive vent mechanismCast aluminum follower: twin grooves, twin seals, flat surfaceBuilt-in crossover for dual primer applicationsLow level warningEmpty drum automatic pump shut-offWide range pump capabilityMore compact envelope than competitive modelsAccommodates two PileDriver III pumps