Is anybody currently using this on their standard M4 carbine hand guards? If so how do you like it? Were any modifications needed to install? Did you use loctite or anything to secure the screws? Will it work with a double heat shield?
Link to GG&G Rail: https://www.gggaz.com/ar-15-m16-unde...rail-ufir.html
All I really want to do is add a vertical foregrip for my bad wrist. This seems like a good option instead of changing out the hand guards.
Thanks!
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