Originally Posted by haoussa
It sits past the ball once it's chambered, keeping it from rolling out. Kind of like the Galactic Z Mag, but without intending to cause backspin.
That sounds good, though my experience with silicon gnubbins has taught me that they hardly last no more then just a couple of hundred rounds or so... Can anyone who's been privileged enough to have some experience with this, please add to just how they feel about the Gnob? Or did Russc just do so?