Compost Bin Cover for 'Varenna' Kitchens accessories

Having broken the hinges time ago, I did replicate the cover of the bin; result is rather good: work smooth and I did also build the loosed additional filter holder grid I did lost time ago...
The main files are the 'Coperchio' (full cover cap, just missing the metal part I did remove from the broken cap) but, being the bottom part quite articulated and complex, it become difficult to remove all the supports.
Then I rebuild it in the lighter version ('C0perchio-2') that has missing only the