Spikes ST-15 LE Complete Upper Assembly 16in 5.56 NATO M4 Profile Phosphate, STU5025M4S

SKU: FLX-99730

Vendor Spikes
Regular price $838.98
Sale price $838.98 Regular price $931.85
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Product Description

The Spike's Tactical ST-15 LE complete upper assembly is built to Mil-Spec standards for dependable performance and easy drop-in installation on compatible M4/AR-style lowers. This complete upper features a 16-inch 5.56x45mm NATO barrel with an M4 profile, a carbine-length gas system, and an A2 flash hider for proven handling and reliability. It includes an F-marked A2 front sight base and durable M4 double heat shield handguards, along with a Mil-Spec M16 bolt carrier group for a ready-to-run setup.

Product Highlights

  • 16-inch 5.56x45mm NATO M4-profile barrel with Mil-Spec phosphate finish for durability
  • Carbine-length gas system with F-marked A2 front sight base for classic M4 configuration
  • 7075-T6 aluminum upper receiver for strength and long service life
  • Includes Spike's Tactical Mil-Spec M16 bolt carrier group (BCG) for a complete upper assembly
  • M4 double heat shield handguards and A2 flash hider for reliable handling and heat protection

Specs

  • Brand: Spikes
  • Manufacturer Part Number: STU5025M4S
  • UPC: 815648021030
  • Type: Complete upper assembly
  • Caliber: 5.56x45mm NATO
  • Barrel Length: 16 in
  • Barrel Profile: M4
  • Twist Rate: 1:7
  • Gas System: Carbine length
  • Barrel Finish: Black phosphate / Mil-Spec phosphate
  • Upper Receiver Material: 7075-T6 aluminum
  • Sight Base: F-marked A2 front sight base
  • Handguard: M4 double heat shield handguards
  • Muzzle Device: A2 flash hider
  • Included: Mil-Spec M16 bolt carrier group (BCG)

Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product’s manufacturer.

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