A piston pump is a type of positive displacement pump where the high-pressure seal reciprocates with the piston. Piston pumps can be used in multiple applications and can be used to transfer paint, chocolate, pastry, etc.
Graco is the leading manufaturer of piston pumps and All Pumps has access to their entire range. We also carry piston pumps from other manufaturers.
Graco Fire-Ball Piston Pump