Working isobaric pressure not more 1.7....1.8 bars, 
depends on the reliability of your glass bottles
 
We can offer two types of this adapters:
1) for models PEGAS EcoJet Next 2.0 or PEGAS Easy Jet.
2) for models PEGAS Drive, PEGAS Drive DUO or Pegas Drive-S.
 
Glass bottles must be for filling carbonated liquids 
(Your glass bottles must be certified for working with pressure)
 
Dimensions of the neck: height 12.6 mm, diameter 26mm, like noted in the diagram