The Daniel Defense M4A1 Risii is a semi-auto AR-style rifle chambered in 5.56 NATO/.223 Rem. It has a 14.5″ threaded barrel (1/2″x28) and a capacity of 32 rounds.

Features: LOWER RECEIVER: Mil-Spec with Enhanced Flared Magazine Well and Rear Receiver QD Swivel Attachment Point. CNC Machined of 7075-T6 Aluminum Type III Hard Coat Anodized UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum Type III Hard Coat Anodized BARREL: Chrome Moly Vanadium Steel Cold Hammer Forged 1:7 Twist 14.5? M4 Profile Chrome Lined Mil-Spec Heavy Phosphate Coated and HP/MPI Tested GAS SYSTEM: Pinned Low Profile Gas Block CNC Machined of 4140 Hardened Steel with Mil-Spec Heavy Phosphate Coating Carbine Length Direct Impingement MUZZLE DEVICE: Pinned and Welded Daniel Defense Flash Suppressor Extended 17-4 PH Stainless Steel Salt Bath Nitride Finished BOLT CARRIER GROUP: M16 Profile Mil-Spec MP Tested Chrome Lined Properly Staked Gas Key BUFFER: H Buffer SIGHTS: Sold Separately HANDGUARD: Daniel Defense M4A1 Rail Interface System (RIS) II CNC Machined of 6061-T6 Aluminum CHARGING HANDLE: GRIP-N-RIP Charging Handle Body CNC Machined of 7076-T6 Aluminum Handles & Latch CNC Machined of 6061-T6 Aluminum Heavy Duty Stainless Steel Roll Pins Type III Hard Coat Anodized RECEIVER EXTENSION: 6 Position Mil-Spec 7075-T6 Aluminum BUTTSTOCK: Daniel Defense Buttstock Glass Filled Polymer with Soft Touch Overmolding PISTOL GRIP: Daniel Defense Pistol Grip Glass Filled Polymer with Soft Touch Overmolding RAIL PANELS: Daniel Defense Rail Panels made from Santoprene heat resistant to 300° F. Made in the USA!

Specifications

• Brand: Daniel Defense
• Model: M4A1 Risii
• Manufacturer Part #: 02-088-06027-011
• UPC: 815604015547
• Caliber: 5.56 NATO/.223 Rem
• Action: Semi-Auto
• Barrel Length: 14.5″
• Twist Rate: 1:7″
• Thread Pitch: 1/2″x28
• Capacity: 32 Rounds
• Magazines Included: 1 32 rd.
• Overall Length: 43.25″
• Safety: Ambidextrous
• Finish: Black Phosphate

Not available to ship to: CA, IL, OR, RI, WA.

Ships to a licensed FFL dealer for transfer. The buyer must pass the required background check and meet all federal, state and local laws.