Quote Originally Posted by Slippers View Post
I had a superlative and the vent settings never worked. It was like using a non-adjustable gas block that blew tons of crap onto the rear of my suppressor. The adjustment screw also snapped off and disappeared after I had used it for less than 200 rds, and the detent was very difficult to feel, making it harder to adjust.

I would only purchase an SLR Sentry.
Really? I've only ran across glowing reviews of them, and had been planning on getting one.