iSi - Siphon Design - vintage 70s. New

Whipped cream siphon (or Chantilly siphon), specifically a vintage red model produced by iSi Austria. Vintage models also bore the 'GS' logos, as indicated by the inscriptions in the image.
Main features
Function: It is used to prepare whipped cream, sweet or savory foams and mousses using gas cartridges (nitrous oxide N₂O). The liquid cream mixture is poured into the siphon, a gas cartridge is inserted and shaken to create the foam, and it is then dispensed through the lever and the spout.

Design and Materials: The siphon is characterized by a red anodized metal body and a white plastic head and accessories.
Era: This model is from the 1970s.
Brand new, never used; it's also a collectible item.