6" Metal Vertical Handle Vacuum Cup

6" Vacuum Cup With Durable Metal Handle. Steel frame with brass plunger. Designed for a very high degree of safety because vacuum can be visibly monitored at all times. Red-line indicator on the pump plunger warns user of any vacuum loss. Check valve allows Re-pumping without loss of remaining vacuum. Suction release button allows for quick and complete release of cup from surface. 80 Pounds loading capacity. This suction cup comes complete with a face cover. 1 Year Limited Warranty (Subject to Inspection). Important Note: Never exceed the recommended weight limit of this cup. Caution: Cups must be kept clean with face cover in place when not in use.