Originally Posted by
Todd.K
I wouldn't go that way, a 7.62 AR is much better off with a longer receiver extension than a shortened buffer with less weights.
There are not a lot of tricks out there, an H2 or H3 will run well with the A5 being a bit smoother from what I've shot. The Switchblock will decrease recoil with a silencer attached in a way no buffer system can but you can get a shorty running reliably without it if you don't want to add one.