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

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

GZ-02-13 – Nipple, equal – M12x1 / M12x1 – Valtek

GZ-357 – Hose coupling, equal – ø14 – Brass

GZ-00-74 – Nipple, reducing – Ø19 / M16x1

GZ-230 A – Straight coupling, equal – Ø8 / Ø8