Purpose issue: About the 3rd spherical I get a light-weight hammer strike. I have tried out the two H2 and H3 buffer weights. H2 I was only having just one shot, H3 I now get two photographs off. I've experimented with this on two uppers, one carbine and one particular https://frt-15l397418.humor-blog.com/35501782/rumored-buzz-on-rarebreed-triggers