How to reassemble my portafilter that is different then ones posted

How do I put my portafilter back together, my model is different then the ones on this site. The small spring shot out when I unscrewed it do I couldn’t find anything online how to reassemble it. When I do assemble it, it no longer springs back when Attached to the espresso maker.

Block Image

Block Image

crwdns2893858:0crwdne2893858:0 crwdns2893862:0crwdne2893862:0


crwdns2889612:0crwdne2889612:0 0