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

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

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

GZ-253As – Hose coupling, equal – ø19 – steel

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

GZ-378 – Nipple Ø 8 – L 37