GZ-253A – Hose coupling, equal – Ø19 – Brass

GZ-249 – Hose coupling, reducing – ø16 / ø8 – Brass

GZ-251s – Hose coupling, reducing – ø16 / ø12 – steel

GZ-01-75 – Nipple, reducing – Ø16 / M16x1

GZ-350s – Hose coupling, equal – ø10 – steel

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