The Daniel Defense M4A1 features the M4A1 RIS II, which has been in use by US Special Operations Command (SOCOM) for the SOPMOD II Weapons System since 2005. The M4A1 features a 14.5 Cold Hammer Forged M4 Profile barrel with a permanently attached Daniel Defense Flash Suppressor. This rifle also comes with the rugged and comfortable Daniel Defense Buttstock and Pistol Grip.
- Action: Semi-Auto
- Caliber: 223 Rem,5.56 NATO
- Barrel Length: 14.50"
- Capacity: 10+1
- OAL: 31.1"
- Weight: 6.7 lbs
- Stock Description: 6 Position
- Metal Finish: Brown Cerakote/Black Phosphate
- Muzzle: Flash Suppressor
- Receiver Material: 7075 T6 Aluminum
- Sights: None, Optic Ready
- Barrel Description: Chrome-Lined Cold Hammer-Forged
- Twist: 1:7"
- Barrel Length Range: 14" to 14.99"
- Weight Range: 6 lbs to 6.99 lbs
- Hand: Right
- Stock Finish Group: Black
- Metal Finish Group: Brown/Tan
- Manufacturer Part Number: 02-088-15126-055