The Daniel Defense M4A1 MSP in 5.56x45mm/.223 Remington (MPN 02-088-15126-011) is a mil-spec AR-15 pattern rifle finished in Mil-Spec+ brown Cerakote, built on a mil-spec lower with a flared magazine well and a mil-spec upper with M4 feed ramps. Daniel Defense pairs a 14.5-inch chrome-lined, cold hammer forged barrel with a 1:7-inch twist, and a pinned and welded flash suppressor extends the barrel to meet the 16-inch minimum rifle length required by federal law. The rifle runs a carbine-length direct impingement gas system with an H buffer and the M4A1 Rail Interface System II with three low-profile rail ladder covers over a 6-position mil-spec receiver extension. The rifle feeds from a 32-round magazine and ships with no factory sights. Among AR-platform rifles in the AR rifles category, the M4A1 MSP favors shooters who want an authentic M4A1 pattern rifle in a distinct brown finish.

Key Specifications

• Chambered in 5.56x45mm/.223 Remington.
• Rifled at a 1:7-inch twist on a cold hammer forged, chrome-lined barrel.
• Features a 14.5-inch barrel with a pinned and welded flash suppressor.
• Runs a carbine-length direct impingement gas system.
• Includes the M4A1 Rail Interface System II with low-profile rail ladders.
• Feeds from a 32-round magazine.
• Ships with no sights installed.
• Finished in Mil-Spec+ brown Cerakote.
• Weighs approximately 6.12 pounds.

Frequently Asked Questions

Why is the barrel finished with a pinned and welded device? The 14.5-inch barrel is extended by a pinned and welded flash suppressor to reach the 16-inch minimum length federal law requires for a rifle.

What finish does this rifle have? A distinct Mil-Spec+ brown Cerakote finish.

Buy the Daniel Defense M4A1 MSP, Brown

An authentic M4A1-pattern rifle in a distinct brown finish is exactly what the M4A1 MSP delivers. As soon as it is ready to ship, order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.