Graco GH 933es Hi Flow, Complete 17b485 0-38-gpm Regulated Outlet Pressure: 0 –

Regulated Outlet Pressure: 0 – 125 PSI

They are available with different flow rates at different psi

The 24B625 Polychloroprene Overmolded Diaphragm Kit from Graco that includes:

25 gallon material hopper with couplings

CW-3504-5MGH

Graco GH 933es Hi Flow, Complete 17b485 0-38-gpm Regulated Outlet Pressure: 0 –Heavy Duty Graco Hydraulic System Faster, more responsive changeover O ring sealed to eliminate leaks High precision pressure control No hydraulic reset button needed Durable for long life Heavy Duty Cooling System Large 4 gallon hydraulic reservoir Return line hydraulic filter extends life No special hydraulic fluid needed Proven cooler and blower system Easy to use drain plug Exclusive Xtreme Pump QuikChange pump section Time tested durability and