Reposted from KAK Industry's link:
https://kakindustry.com/ar15-buffer-install-tool/
https://www.dropbox.com/scl/fi/g0zl4lbgn2d5k6hqraabc/WEBSITE-HOLD-DOWN-TOOL.STL?rlkey=6vw6i0i9xpwbpq4iz5dhejqex&dl=0
