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

GZ-2331 – Mixer connector M 12×1 / Ø12

GZ-250s – Hose coupling, reducing – ø16 / ø10 / steel

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

GZ-02-23 – Reducing coupler – 3/4 „/ for Ø16 – 52 mm

GZ-352 – Hose coupling, equal – Ø15 / Ø10 – Brass