GZ-330 – Straight coupling, equal for CNG Ø 6 / Ø 6

GZ-366 – Hose coupling,, reducing – Ø10 / Ø8 – Brass

GZ-353 – Hose coupling, reducing – Ø15 / Ø15 – Brass

GZ-252s – Hose coupling, equal – ø16 – steel

GZ-00-74 – Nipple, reducing – Ø19 / M16x1

GZ-230C – Straight coupling, equal – Ø10 / Ø10