Minimalistic moneytube for 20 cents

Just for my own learning project in Fusion 360 to learn basics in functional parts. This holds 20 cents approx for 4 euros. Idea is to have minimalistic holder for the parking coins. Yes there is an app for that, but the app is best for parking over 30 minutes...

I used inside a push-spring 15mm x 65mm.

Just put the parts together and some cyanoacrylate (Super glue) to the base cap.

I wanted to make the desing fully parametri,c but something went wrong, so there is no CAD-file now. I w