Ace1 Arms Tactical Barrel Upgrade Kit For WE M&P9 Metal 6-inch barrel does not require

6-inch barrel does not require the bulbous muzzle chamber of the AKS-74U but does use a specially designed muzzle brake

Sound Sensor built-in drum magazine help winding bullet into barrel while shooting

- MAGPUL PTS MOE Hand Guard (Carbine Length) New Version (MAGPUL-130) - Slots at the two

WE 999 E AEG

AK74 Series AEG Under Barrel Mounting

Ace1 Arms Tactical Barrel Upgrade Kit For WE M&P9 Metal 6-inch barrel does not requireFinish: Bead blasted & Hard Coat Andoizing Mount: +14mm Clockwise Feature: Special Design Inner Barrel for Ace1 Arms OSP Style Range Up Mock Suppresser Inside O ring Design for stabilize inner barrel Kits Included: Thread Tactical Outer Barrel Accurate 6. 01mm Inner Barrel