GZ-230B – Straight coupling, reducing – Ø6 / Ø8

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

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

GZ-253 – Hose coupling, reducing – ø19 / ø16 – Brass

GZ-251 – Hose coupling, reducing – ø16 / ø 12 – Brass

GZ-385- Hose coupling – Ø19 / Ø16 – Brass