I recently put a Tubbs flat coil spring (which is as long as an A2 spring) in my 9mm AR. It worked perfectly and removed almost all of the felt recoil! Very nice...
C4
I recently put a Tubbs flat coil spring (which is as long as an A2 spring) in my 9mm AR. It worked perfectly and removed almost all of the felt recoil! Very nice...
C4
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