Quote Originally Posted by Stone View Post
I know this was about CH's but wasnt that super special Surefire BCG supposed to help eliminate blowback by delaying the unlocking time, or something like that. Somebody here bought one and was going to review it but cant remember who...

There’s the Surefire optimized bcg - works a little different then the other 2.

The bootleg is suppose to help also but more so with directing gas other places., along with the Gemtech carrier ( that bootleg makes)