Spike's Tactical 5.56mm M4 Upper 14.5" with 12" SAR3 Rail and Dynacomp

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Part Number:RRSPKSTU5050-S2D
Spike's Tactical makes quality AR-15's at affordable prices. The 5050-S2D is a Mil-Spec upper with a Cold Hammer Forged 14.5" 1:7 twist chrome lined barrel chambered in 5.56mm/.223 with an pinned and welded Dynacomp to make it a 16" overall length barrel. This model has a carbine length gas system, 12" SAR3 Quad Rail System handguards and an M16 bolt carrier group.

The upper receiver is CNC machined from a 7075 T6 MIL-H-6088 forging with Type III Class 2 Hardcoat Anodized Finish, has extended M4 feed ramps, Picatinny Rail on the top and comes with a forged Mil-Spec Charging Handle. The barrel is made of certified MIL-B-11595E Chromoly Vanadium steel, is individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI) and has a MIL-STD-171 Phosphate Finish. The included M16 Full Auto Bolt Carrier Group is is shot peened, Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI), and is phosphate coated. Backed by the Spike's Tactical Lifetime Warranty.

Barrel Profile
Barrel Length 14.5" CHF with 1:7 twist (OAL is 16" with Dynacomp)
Barrel Material Cold Hammer Forged Chromoly Vanadium, Chrome Lined inside with Phosphate Finish outside
Caliber 5.56mm NATO
Handguards 12" SAR3 Quad Rail System
Sight None
Gas System
Carbine length
Muzzle Device
Pinned and welded Spike's Dynacomp (OAL 16")
Charging Handle
Forged Mil-Spec Charging Handle
Bolt Carrier Group
Spike's M16 Bolt Carrier Group

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