Home / Gun Parts / Daniel Defense / Daniel Defense AR-15 M4A1 FSP Complete Upper Receiver 5.56x45mm 14.5" Pinned Surefire SF3P Flash Hider
▼ 10% below avg
Daniel Defense AR-15 M4A1 FSP Complete Upper Receiver 5.56x45mm 14.5" Pinned Surefire SF3P Flash Hider
Lowest Listed Price
$1,397
MSRP
$1,751
Savings
20% off
Retailers Reporting In Stock
11 Stores
Updated
Sep 8, 2026
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"Flash Hider"
["UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum","BARREL: Chrome Moly Vanadium Steel, Cold Hammer Forged, 1:7 Twist, 14.5 M4 Profile, Chrome Lined, Mil-Spec Phosphate Coated\"","GAS SYSTEM: Mil-Spec F-Marked Front Sight Base, Carbine Length, Direct Impingement","MUZZLE DEVICE: Surefire SF3P Flash Hider / Suppressor Adapter, 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"]
Specifications
Description
This Daniel Defense M4A1 FSP AR15 style 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. FeaturesUPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum, Type III Hard Coat AnodizedBARREL: Chrome Moly Vanadium Steel, Cold Hammer Forged, 1:7 Twist, 14.5" M4 Profile, Chrome Lined, Mil-Spec Heavy Phosphate Coated, and HP/MPI TestedGAS SYSTEM: Mil-Spec F-Marked Front Sight Base, Carbine Length, Direct ImpingementMUZZLE DEVICE: Surefire SF3P Flash Hider/Suppressor Adapter, Precision Machined from Mill-Certified Heat-Treated Stainless Steel Bar Stock, Black Ionbond DLC Coating, Pinned and...
