Precision Pump Advanced 1 (2.25in/5.75cm)

Professional grade vacuum pump with universal incremental measurements features pressure release valves on the pump and cylinder, seamless clear 2.25-in. vacuum cylinder with universal incremental measurements, professional vacuum pressure gauge, flexible non-crimping air hose, flanged cylinder base for secure vacuum seal, tapered removable silicone secure fit donut, and removable air hose that detaches while maintaining suction. Bulk weight is 22.6 oz.