GZ-330 B – Straight coupling, equal for CNG Ø 6 / Ø 8

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

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

GZ-253s – Hose coupling, reducing – ø19 / ø16 / steel

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

GZ-2330 – Mixer connector M 10×1 / Ø12