GZ-252 – Hose coupling, equal – Ø16 – Brass

GZ-363 – Hose coupling, equal – Ø19 / Ø11 – Brass

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

GZ-230 – Straight coupling, equal – Ø6 / Ø6

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

GZ-372 S – Water coupling Ø19 x Ø10 – steel