Jarvis Model MSPR-1 - Multi-Set Point Pressure Regulator for changing pressure quickly for the use of the Non-Penetrating Pneumatic Stunner Model USSS-22A on cattle and pig farms.
 Servo control valve adjustment for precise pressure regulation. Reliable air pressure control for three factory settings: 190, 225 or 245 psi (13, 15.5, or 16.9 bar).
 One turn the switch to get a preset pressure for  various types of animals.
 Economical and easy to operate.
 Reliable and accurate.
 Durable, construction ensures long life.
 Lightweight, easy to install and use.
 Regular and smooth flow of regulated air pressure.