The Global Ordnance Monolith 15P pistol in 5.56x45mm NATO is a 12.5-inch AR-pattern pistol with a rear Picatinny rail and no brace installed. Global Ordnance makes the barrel as a single piece that includes the barrel extension, gas block and Dead Air KeyMo muzzle brake. The handguard is M-LOK, the barrel is cut at a 1-in-7 twist, and the grip is a B5 Systems P-Grip 23. It is aimed at shooters who want a rigid, accessory-ready pistol and plan to choose their own rear attachment.

Key Specifications

• Chambering is 5.56x45mm NATO, the standard AR-pattern round.
• The barrel measures 12.5 inches, which gives a longer sight radius than shorter pistols.
• The barrel is a one-piece design that combines the bore, barrel extension and gas block.
• The muzzle device is an integrated Dead Air KeyMo muzzle brake, which reduces recoil.
• Twist rate is 1-in-7, suiting a wide range of 5.56 bullet weights.
• Capacity is 30+1 rounds, a standard AR magazine count.
• The handguard is M-LOK, with slots for lights and accessories.
• The grip is a B5 Systems P-Grip 23, a textured grip that gives a firm hold.
• The receiver has a rear Picatinny rail for mounting a brace or sling hardware.
• Overall length is about 20.5 inches, with a weight of 4.38 pounds that keeps handling light.

Frequently Asked Questions

Does this Monolith 15P come with a brace? No. This version has a rear Picatinny rail and no brace installed, while the braced version is a separate listing.

What twist rate does it have? It has a 1-in-7 twist, which handles common 5.56 bullet weights.

What is the muzzle device? A Dead Air KeyMo muzzle brake is integrated into the one-piece barrel.

Buy the Global Ordnance Monolith 15P Pistol, 5.56x45mm NATO, 12.5-Inch, Rear Rail, 30+1

This Monolith 15P gives you the long 12.5-inch barrel and a rear rail, so you can build the back end the way you like. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, and browse more AR pistols while you are here.