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Spike's Tactical 14.5" CHF Mid-Length Upper w/ Dynacomp (Pinned)

SKU# STU5420-MLD

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Availability: In stock

Regular Price: $840.00

Special Price: $699.99

Quick Overview

Spike's Tactical 14.5" CHF Mid-Length Upper w/ Dynacomp (Pinned)
Spike's Tactical 14.5" CHF Mid-Length Upper w/ Dynacomp Extreme (Pinned)

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Details

 

The Spike's Tactical ST-15 Enhanced upper line-up is designed as a fully Mil-spec compliant upper series. This 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.

Features

  • FN 14.5" (16" OAL), 1:7 Twist,Cold Hammer Forged, Mil-spec Barrel
  • 5.56mm NATO Chamber
  • ST Optimum 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
  • Dynacomp Extreme (Pinned)
  • Weight of 4 lbs 2 oz

 

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 Cold Hammer Forged 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

  • Mid Length Hand Guards
  • Triangle 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
Additional Information
Manufacturer Spikes Tactical
SKU STU5420-MLD

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