WMD guns is most notably know for their proprietary Nib-X coating that they put on anything from bolt carrier groups to barrel extensions, and triggers. This Nickel Boron finish is extremely hard and smooth making it great for components that experience a lot of friction during use. Well, now you can get a 9mm AR-15 pistol that features this Nickel Boron finish on not only those important parts, but on almost every single metal surface. Other than the obvious, this WMD 9mm AR Pistol features a 5.5” match grade barrel made from Chrome Moly Vanadium Steel. The barrel is salt bath Nitrided but the extension is Nib-X coated for smooth function with the Nib-X BCG. The free float handguard features M-LOK attachment slots and extends to the very end of the barrel where the compensator is attached. The handguard is machined from 6061 aluminum while the receivers are made from 7075 aluminum and of course, all three are Nib-X coated. A Nickel Boron gun is a happy gun.

- 5.5” 9mm Nitride barrel
- Barrel extension – Nib-X
- 17-4 PH stainless steel compensator
- 6061 aluminum free float M-LOK handguard – Nib-X
- 7075-T6 aluminum billet upper and lower receivers – Nib-X
- Glock magazine compatible
- 9mm bolt – Nib-X
- Two stage trigger – Nib-X
- Carbine buffer with pistol buffer tube
- Ergonomic pistol grip

The dedicated 9mm lower receiver is designed for Glock magazines and features an integrated magazine release. The billet lower also has features like an integrated trigger guard and slim magwell. It features a standard lower parts kit but comes with the Nib-X coated two stage trigger that is extremely smooth with a clean break. Complete with an ergonomic pistol grip and knurled buffer tube, this blowback activated AR-15 pistol is a blast to shoot.

WMD Guns has established a reputation of excellence based on extensive firearms and defense industry experience, plating expertise, and gunsmithing capabilities. They are innovators in nickel boron products for the firearms industry and the sole source of the NiB-X nickel boron coating process.

Barrel Coating: Salt Bath Nitride
Barrel Length: 5.5
Brand: WMD Guns
Caliber Gauge: 9mm Luger
Frame Size: AR Pistol
Gas System Length: Blowback
Gas System Type: Blowback
Handguard: M-LOK
Muzzle Device: Compensator
Twist Rate: 1:10
MPN#: 1-9MMPistol-5.5

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