Five lb connector and NY1 bring about spring in ALL of these. What I have observed in excess of these EIGHT guns (much more so Along with the six G30's of all 3 configurations, but still considerably current in The 2 G21's) is the following - Possibly a dumb issue, https://seolistlinks.com/story20242747/not-known-factual-statements-about-glock-30-gen-4