Plastic reducer diameter from 33 mm (inner) to 20 mm (outer)

Reducer has inner diameter 33 mm on one side and on the other side there is outer diameter 20 mm. Before pasting it is neccesary to clean properly all ends. Apply thing layer of glue and use pressure to hold the parts together. Allow 5 minutes without any action. Then proceed with other pasting.

Inlets: Pasting
Inlets diameter: 30 mm (inner), 20 mm (outer)