I don't "operate" my guns or "operate" nearly anything on them. Furthermore, none of my guns are "platforms". I keep them up, not the other way around. one other benefit of the spuhr is the opportunity to use any buffer. I mounted a hk m21e buffer in mine. I also https://elliotlwkzm.blogs-service.com/62667840/getting-my-admin-slot-to-work