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

GZ-360s – Hose coupling, reducing – ø12 / ø10 – steel

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

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

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

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