1 Stage 3.5CFM/4CFM Rotary Vane Vacuum Pump HVAC R410a R134+ Electromagnetic Valve+ Precision Gauge ,Durable Materia

Technical Parameters: Pumping speed: 3.5CFM/4CFM Ultimate vacuum: 5 Pa (0.05Mbar) Rotating speed: 1440 Rpm/1720 RpmYou may also like 10pcs Hardware Parts Green Flat Silicone Ring Seal Gasket M35x3mm Waterproof Rubber Washer O-Ring.