Any little quirks, gripes, tirades on your guns you don't like? Accessories that don't work?
If you had the access to and knowledge to a machine shop - gunsmith shop what would you build to fix or improve your guns? Any special tools you would build? Accessories for the AR platform?
If you had the access to and knowledge to a machine shop - gunsmith shop what would you build to fix or improve your guns? Any special tools you would build? Accessories for the AR platform?