Spike's Tactical ST 556NATO UPPER 16" CHF FSP
Spike's Tactical ST 556NATO UPPER 16' CHF FSP

Spike's Tactical ST 556NATO UPPER 16" CHF FSP

Part Number:STU5435-MLS
On sale: $612.00
Retail Price:$680.00
You Save:$68.00(10%)
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Spike's Tactical ST 556NATO UPPER 16" CHF FSP

Introduction
The Spike's Tactical ST-15 LE upper line-up is designed as a fully Mil-spec compliant upper series for law enforcement. This same level of quality and performance is now available to everyone, all at a price range that is affordable to shooters of any budget. Each component is manufactured to Mil-spec standards and backed by the Spike's Tactical Lifetime Warranty.

Spike's Tactical, Upper Receiver, 223 Rem/556NATO, 16" FN Hammer Forged Barrel, 1:7 Twist, Fits AR Rifles, Mid-length Gas System, Front Sight Post, Black Finish
Product Specifications

    UPC Code: 815648023317
    Manufacturer: Spike's Tactical
    Manufacturer Part #: STU5435-MLS
    Caliber: 556NATO
    Barrel Length: 16"
    Finish/Color: Black
    Accessories: A2 Flash Hider
    Type of Barrel: 1:7
    Description: Mid-Length Gas System
    Fit: AR15 Rifles
    Sights: Front Sight Post FSP
   

NOTE: Some states and areas, like California, New York, New Jersey, Connecticut, Massachusetts require certain options and modifications.  Please check with your local FFL if you have questions regarding legality as we cannot be responsible for laws in every state or county.

Features

  • Spike's Tactical 16", 1:7 Twist, FN CHF Barrel
  • Gov't Barrel Profile, Mid Length Gas System
  • F-marked A2 Front Sight Base, .750" Diameter Gas Seat
  • Spike's Tactical Mil-spec M16 Bolt Carrier Group
  • Mid Length Handguards
  • A2 Flash Hider
  • Spike's Tactical Lifetime Warranty
Upper Specs

Spike's Tactical M4 Flat Top Upper Receiver

* CNC Machined from a 7075 T6 MIL-H-6088 Forging

* Extended M4 Feed Ramps Machined before Plating

* Mil-Spec 1913 Picatinny Rail

* MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish

* Laser Engraved T-markings

* Laser Engraved ST Spider logo

* Interior MIL-L-46010 Dryfilm Lube

* Mil-Spec Ejection Port Door Assembly with 5.3.1.2 MIL-STD-171 Phosphate Finish

* Mil-Spec Forward Assist Assembly with Tool Steel Pawl and 5.3.1.2 MIL-STD-171 Phosphate Coating

* Forged Mil-Spec Charging Handle with MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish

Bolt Carrier Group

* Mil-Spec 8620 Tool Steel M16 Bolt Carrier with Shrouded Firing Pin

* Carrier is 5.3.1.2 MIL-STD-171 Phosphate Coated inside and out with 1.2.2.2 MIL-STD-171 Hard Chrome Bore

* Laser Engraved with ST Spider Logo

* Mil-Spec Tool Steel Carrier Key

* Carrier Key is 5.3.1.2 MIL-STD-171 Phosphate Coated inside and out with 1.2.2.2 MIL-STD-171 Hard Chrome Bore

* Carrier Key is installed with Grade 8 Hardware and Properly Staked

* Bolt is CNC Machined from Carpenter-158 Steel

* Bolt is 5.3.1.2 MIL-STD-171 Phosphate Coated inside and out

* All Bolts are Shot Peened per current Mil-Spec Requirements

* All Bolts are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)

* Tool steel Extractor is Shot Peened, 5.3.1.2 MIL-STD-171 Phosphate Coated, Fitted with a Mil-Spec Black Extractor Spring Insert and Mil-Spec Viton O-Ring

* Mil-Spec Firing Pin with 1.2.2.2 MIL-STD-171 Hard Chrome Finish

* Mil-Spec Cam Pin with 5.3.1.2 MIL-STD-171 Phosphate Coating

* Mil-Spec Firing Pin Retaining Pin with 5.3.1.2 MIL-STD-171 Phosphate Coating

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