05-24-2016, 08:09 PM
I would think this may be helpful if you have a short-for-barrel gas system, such as MLGS with a 18" or 20" especially if you were dead-set against using adjustable gas.
I'd say adjustable gas is a better solution, but that's just my .02
I'd say adjustable gas is a better solution, but that's just my .02

