S Strokin6L Joined Jan 3, 2022 Messages 1 Reaction score 0 Jan 3, 2022 #1 I haven't got a mic, but does anyone know the barrel diameter of the m&p 15-22 performance center model? I think I remember seeing that the standard barrel was like .669". But I haven't found the diameter of the PC model.
I haven't got a mic, but does anyone know the barrel diameter of the m&p 15-22 performance center model? I think I remember seeing that the standard barrel was like .669". But I haven't found the diameter of the PC model.
