California Exotic Novelties Precision Pump Advanced, Obvious the right pump the very first time or advanced pumpers American Pumpers Association. Top quality, fully featured probably the most effective pump we've tested! American Pumpers Association. Professional grade vacuum pump with universal incremental measurements. Pressure release valves on pump and cylinder. Seamless obvious 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. Removable air hose detaches while keeping suction. PS cylinder, Phthalate-Free PVC hose, Silicone donut, PU handle grips, Abs plastic, fiberglass pump release button, disconnect valve, Copper and Silicone handle, release button, Iron handle Iron and Copper gauge, Iron and POM disconnect lever. Bulk weight 22.3 ounces. 9.5 inches by 2.75 inches cylinder. Updated March 30, 2014