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Spikes Upper (5.56) 16" M4 LE w/M4 Handguards & FSP

$580.00 $522.00
(You save $58.00)

Spikes Upper (5.56) 16" M4 LE w/M4 Handguards & FSP

$580.00 $522.00
(You save $58.00)
SKU:
SPKSTU5025-M4S
Current Stock:
88
Quantity:
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Product Description

Spikes Tactical Upper Law Enforcement 223 Rem/556NATO 16" Barrel 1:7 Twist Fits AR Rifles Flat Top Chrome Lined A2 Front Sights Black Finish STU5025-M4S

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. 

NOTE: Some states and areas, like California, New York, New Jersey, Connecticut, Massachusetts require certain options and modifications. Those features can be added to your order under the Services & Tools section. 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, Mil-spec Barrel
  • M4 Barrel Profile, Carbine Length Gas System
  • F-marked A2 Front Sight Base, .750" Diameter Gas Seat
  • Spike's Tactical Mil-spec M16 Bolt Carrier Group
  • M4 Double Heat Shield Handguards
  • A2 Flash Hider

 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


Barrel Group 

* Barrel Steel is Certified MIL-B-11595E Chromoly Vanadium Alloy

* Raw Barrel Steel is Magnetic Particle Inspected

* Barrels are Stress Relieved

* Mil-Spec M4 Barrel Extension with 5.3.1.2 MIL-STD-171 Phosphate Finish

* 1.2.2.2 MIL-STD-171 Hard Chrome Chamber

* 1.2.2.2 MIL-STD-171 Hard Chrome Bore

* 5.56mm Nato chamber

* All Chambers are Individually Checked for Head Spacing Before and After Plating

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

* 5.3.1.2 MIL-STD-171 Phosphate Finish on the Barrel Exterior, Including under the Front Sight Base

* 1/2x28 Thread Pitch

* Threads are Cut Concentric to the Bore

* Gas Block or FSB is Pinned to the Barrel and Vertically Aligned

* Rubber Coated Front Sling Loop

* Mil-Spec 303 Stainless Steel Gas Tube enhanced with Melonite Finish

* Muzzle Devices are Properly Timed and installed with Crush Washer


Fore End Group 

* Double Heat Shield M4 Hand Guards

* Round Hand Guard Cap with 5.3.1.2 MIL-STD-171 Phosphate Coating

* Muzzle Devices are Properly Timed and installed with Crush Washer

* Mil-Spec Barrel Nut with 5.3.1.2 MIL-STD-171 Phosphate Coating

* Mil-Spec Delta Ring 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

Included

  • Spike's Tactical Lifetime Warranty

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