ZHANGM 6\ Mounting Vacuum Suction Cup M6 Threaded Stud, Small Hand Pump Glass Sucker, Glass Sucking Tool/Car Sucker for lamp holde (Color : 6 inch Cup Threads)
- Simple to use: Pump the plunger just a few strokes, the cup will attache the surface completely and hold suction for more than 6 hours. Release Valve Lever Permits Quick and Complete Release..
- Provides a reliable, temporary vacuum mount, without drilling holes..
- Rubber vacuum pad will not mark or damage most surfaces..
- Attaches to flat or curved, smooth, nonporous surfaces..
- Red-line indicator warns user of any vacuum loss..