5 lb connector and NY1 result in spring in ALL of these. What I have noticed over these 8 guns (additional so with the 6 G30's of all three configurations, but nevertheless considerably present in The 2 G21's) is the following - My guess would be that the Gen4 G36 https://glocknation.com/product/glock-30-gen-4/?add-to-cart=17933