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

GZ-358 – Hose coupling, reducing – ø16 / ø14 – Brass

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

GZ-2331 – Mixer connector M 12×1 / Ø12

GZ-376 – Nipple Ø 6 – L 37

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