ASK AN EXPERTDescription
- 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: Mil-Spec F-Marked Front Sight Base, Carbine Length, Direct Impingement
- MUZZLE DEVICE: Surefire SF3P Flash Hider / Suppressor Adapter, Precision Machined from US Mill-Certified Heat-Treated Stainless Steel Bar Stock, Black Ionbond DLC Coating, Pinned and Welded to Barrel
- BOLT CARRIER GROUP: M16 Profile, Mil-Spec MP Tested, Chrome Lined, Properly Staked Gas Key
- SIGHTS: A1.5 Fixed Rear Sight, 6061-T6 Aluminum, Type III Hard Coat Anodized
- HANDGUARD: Daniel Defense M4A1 FSP Rail Interface System (RIS) II, CNC Machined of 6061-T6 Aluminum, Type III Hard Coat Anodized FDE
- Made in the USA
The DANIEL DEFENSE M4A1 FSP URG 14.5in Upper Receiver Group was built for customers wanting a firearm inspired by USSOCOM SOPMOD Block II. This upper features the M4A1 FSP RIS II picatinny quad rail in Flat Dark Earth, a 14.5" M4 profile barrel, Mil-Spec F-Marked front sight base, Surefire SF3P flash hider / suppressor adapter, A1.5 Fixed Rear Sight, M16 profile full auto bolt carrier group, and Rail Mounted QD Swivel Attachment Point with QD swivel.
Warranty Information
| Mounting System | Picatinny |
| Caliber | 5.56mm NATO |
| Gas System | Carbine |
| Barrel Length, in | 14.5" |
| Barrel Profile | M4 |
| Weight, lbs | 4.58 |
