The Combat Armory CA-15 .300 Blackout Slim M-LOK Pistol (Combat Armory part no. CA15.7SR.300P) is a compact AR-15 pistol chambered in .300 Blackout with a 7.5-inch barrel. It is built on billet 7075-T6 upper and lower receivers with Type III hard-coat anodizing, topped with a slim 7-inch free-float M-LOK handguard. The barrel is 4140 chrome moly vanadium with a Melonite finish and a 1:7 twist, and an A2 flash hider sits on the muzzle. A pistol buffer tube and a pistol-length gas system keep the whole package short and handy. It is a good fit for shooters building around .300 Blackout who want a maneuverable range or truck gun.

Key Specifications

• Chambering is .300 Blackout, a cartridge designed for short-barreled AR platforms and supported by a wide range of loads.
• Barrel length is 7.5 inches, a compact length that keeps the pistol maneuverable.
• The barrel is 4140 chrome moly vanadium with a Melonite finish, a combination chosen for durability and corrosion resistance.
• The handguard is a slim 7-inch free-float M-LOK, which leaves room to mount accessories wherever you need them.
• The gas system is pistol length with a .750 low-profile gas block, which suits the short barrel and keeps the front end trim.
• The muzzle device is an A2 flash hider, a proven design that tames flash on a short barrel.
• The receivers are billet 7075-T6 aluminum with Type III hard-coat anodizing, which resists wear and scratches.

Frequently Asked Questions

What cartridge is this CA-15 chambered in? It is chambered in .300 Blackout, and the 7.5-inch Melonite barrel has a 1:7 twist.

How long is the handguard? The handguard is a slim 7-inch free-float M-LOK design.

What comes with the pistol? It comes with one 30-round magazine and is built on a pistol buffer tube with the standard mil-spec fire control group and an A2 flash hider.

Buy the Combat Armory CA-15 .300 Blackout Slim M-LOK Pistol, 7.5-Inch

Short, light and chambered for a cartridge that works well from compact barrels, this CA-15 is set up for range days and general-purpose use. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, and see more AR pistols while you are here.