The image shows a black, cylindrical component with several spiral grooves. At one end, there is an opening, and on the side, a small protrusion. It could be a connecting element.

This product is similar to:

The image displays a medical device: a compact, gray pump with a pressure gauge and a transparent hose leading to a syringe. The syringe has a green plunger.
DB 815 foot valve dispenser, without vacuum
without accessories

897.00 CHF