My Account (Sign in)
Your basket is empty.
0
Basket
contact us by phone Help and contact
Free standard delivery over £199
100-day return policy
My Account (Sign in)
Wish list
Your basket is empty. (0)
Basket
Newsletter Newsletter
Sale

Over 300,000 customers - we say thank you!

4.93/5 "Very good" (1400+ reviews)

40,000+ products for hunting and shooting sports

Rifle Parts Receiver Parts Receivers Upper Receivers STAG ARMS STAG 15 TACTICAL NITRIDE UPPER Support

Enhance your AR-15 with the Stag Arms Stag-15 Tactical Upper, featuring a 16" 5.56 NATO barrel, mid-length gas system, and M-LOK handguard for superior performance.

STAG ARMS STAG 15 TACTICAL NITRIDE UPPER

810052407425 100701022

Filters:

Variations
Filters:
Variations:

Variations:

Enhance your AR-15 with the Stag Arms Stag-15 Tactical Upper, featuring a 16" 5.56 NATO barrel, mid-length gas system, and M-LOK handguard for superior performance.
STAG 15 5.56 16IN TACTICAL NITRIDE UPPER RECEIVERS - STAG 15 TACTICAL NITRIDE UPPER
699.9 GBP 0 £699.90 *
Not available
Cartridge: 5.56 mm NATO Color: Black Contour: Medium Finish: Anodized Length: 16'' Make: AR-15 Muzzle: 1/2-28 Style: Complete Twist: 1-7 Product no.: 100701022
Not available
699.9 GBP 0 £699.90 *
Enhance your AR-15 with the Stag Arms Stag-15 Tactical Upper, featuring a 16" barrel, mid-length gas system, and M-LOK handguard for superior performance.
STAG 15 5.56 16IN TACTICAL NITRIDE UPPER RECEIVERS - STAG 15L LEFT HAND TACTICAL NITRIDE UPPER
749.9 GBP 0 £749.90 *
Not available
Cartridge: 5.56 mm NATO Color: Black Contour: Medium Finish: Anodized Length: 16'' Make: AR-15 Muzzle: 1/2-28 Style: Complete Twist: 1-7 Product no.: 100701023
Not available
749.9 GBP 0 £749.90 *
699.9 749.9 2 GBP
699.9 GBP £699.90

Prices inclusive of duty & VAT.

Product no.: 100701022

Mfr. No.: STAG15100122

810052407425 Looking to take your AR-15 to the next level? Maybe you have a dedicated upper receiver designed for a particular task, and you're looking to open up your rifle's capabilities? This Stag Arms Stag-15 Tactical Upper Receiver is an easy swap for your mil-spec AR-15 lower, and it gives you options that broaden your options, and it gives you all of this in a high-quality package that's designed for premium performance. Each Stag Arms Stag-15 Tactical Upper Receivers are chambered in 5.56 NATO and feature a 16-inch barrel complete with a 1:7-inch rate of twist, which is designed to stabilize heavier-weight bullets, so you can sling lead downrange with greater energy and capability than ever before. The mid-length gas system reduces wear on your internal components, ensuring that you get a long service life from your platform. Surrounding the entire barrel assembly is a Stag Arms M-LOK handguard, which is free-floated to ensure accuracy, and it includes a full-length Picatinny rail at the top to give you more flexibility for optics and accessory mounting. All you need to do to complete this Stag Arms Stag-15 Tactical Upper Receiver is add a bolt-carrier group and charging handle of your choice, and you're ready to rock.
Not available
Be the first to rate this product

Not available.

100-Day Return Policy
No charges until we ship
No charge:
Your credit card will not be charged when you place your order.

No commitments:
You are under no obligation until the goods are shipped. You can cancel your order at any time before shipping - free of charge.

Not until shipping:
Your credit card will only be charged once we ship your order. Not before.
Wish List Ask question
order by phone
699.9 749.9 2 GBP
Description Specification Customers reviews Accessories

STAG ARMS STAG 15 TACTICAL NITRIDE UPPER

699.9 GBP £699.90

Prices inclusive of duty & VAT.

Is a 'Call to order' product.
Requires order by phone

Description:

A Tactical Upper Receiver Designed to Enhance Your AR's Capabilities

Looking to take your AR-15 to the next level? Whether you have a dedicated upper receiver for a specific task or you're aiming to broaden your rifle's capabilities, the Stag Arms Stag-15 Tactical Upper Receiver is the perfect solution. This upper receiver is an easy swap for your mil-spec AR-15 lower, providing you with enhanced options in a high-quality package designed for premium performance.

Key Features:

  • Caliber: Chambered in 5.56 NATO
  • Barrel Length: 16-inch barrel with a 1:7-inch rate of twist, ideal for stabilizing heavier-weight bullets
  • Gas System: Mid-length gas system reduces wear on internal components, ensuring a long service life
  • Handguard: Stag Arms M-LOK handguard, free-floated for accuracy, with a full-length Picatinny rail for optics and accessory mounting

To complete your Stag Arms Stag-15 Tactical Upper Receiver, simply add a bolt-carrier group and charging handle of your choice, and you're ready to rock.



Restrictions

  • Is a 'Call to order' product.

Top takeaways

  1. The Stag Arms Stag-15 Tactical Upper Receiver is designed for easy compatibility with mil-spec AR-15 lowers, enhancing the rifle's capabilities with a high-quality build.
  2. Features a 16-inch barrel with a 1:7-inch twist rate for stabilizing heavier bullets, a mid-length gas system for reduced wear, and a free-floated M-LOK handguard for improved accuracy.
  3. Requires the addition of a bolt-carrier group and charging handle to complete the setup, allowing for customization and readiness for use.

Attributes

  • Cartridge: 
    5.56 mm NATO
  • Colour: 
    Black
  • Contour: 
    Medium
  • Finish: 
    Anodized
  • Length: 
    16''
  • Muzzle: 
    1/2-28
  • Style: 
    Complete
  • Twist: 
    1-7
  • Weapon type: 
    AR-15
  • Delivery weight: 1.973kg
  • Shipping height: 102mm
  • Shipping width: 146mm
  • Shipping length: 768mm
  • UPC: 810052407425

Item details

Made in USA
US export classification: I(g)

Customers reviews

Customer ratings (0)

0 / 5

Variations:

Enhance your AR-15 with the Stag Arms Stag-15 Tactical Upper, featuring a 16" 5.56 NATO barrel, mid-length gas system, and M-LOK handguard for superior performance.
STAG 15 5.56 16IN TACTICAL NITRIDE UPPER RECEIVERS - STAG 15 TACTICAL NITRIDE UPPER
699.9 GBP 0 £699.90 *
Not available
Cartridge: 5.56 mm NATO Color: Black Contour: Medium Finish: Anodized Length: 16'' Make: AR-15 Muzzle: 1/2-28 Style: Complete Twist: 1-7 Product no.: 100701022
Not available
699.9 GBP 0 £699.90 *
Enhance your AR-15 with the Stag Arms Stag-15 Tactical Upper, featuring a 16" barrel, mid-length gas system, and M-LOK handguard for superior performance.
STAG 15 5.56 16IN TACTICAL NITRIDE UPPER RECEIVERS - STAG 15L LEFT HAND TACTICAL NITRIDE UPPER
749.9 GBP 0 £749.90 *
Not available
Cartridge: 5.56 mm NATO Color: Black Contour: Medium Finish: Anodized Length: 16'' Make: AR-15 Muzzle: 1/2-28 Style: Complete Twist: 1-7 Product no.: 100701023
Not available
749.9 GBP 0 £749.90 *

Oops! Something went wrong.

We encountered an error while loading this content. Please refresh the page to continue. If the issue persists, contact our customer support.

Site Navigation
Product Categories
Ordering
Customer Service

Welcome!

to Brownells UK, your destination for anything gun related. With our roots in a genuine passion for firearms, we bring you an unmatched selection of Gun Parts, Firearm Accessories, Gunsmithing Tools, Scopes & Red Dot Sights and Expert Knowledge.

Whether you're looking to maintain, repair, or upgrade, we've got what you need!

For Shooters, By Shooters
We share your enthusiasm and know exactly what you're looking for because we're part of the community.

Massive Selection
From the essentials to the unique, find everything under one roof.

Our blend of tradition and innovation
Shop with the convenience of modern technology, backed by a legacy of experience.

Browse our collection and discover why we're the trusted name in shooting sports & hunting.

Brownells Norge - Komplett utvalg av ladeutstyr, våpendeler, kuler, hylser, kikkerter, optikk og luftvåpen Brownells Österreich - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Switzerland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Deutschland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells France - Le plus grand fournisseur d'Accessoires pour le tir, Pièces détachées & Outils d'Armurier Brownells Iberica - El mayor proveedor de accesorios para el Tiro, Piezas y herramientas del armero. Brownells Sverige - Världens största leverantör av Vapendelar, Vapensmide Verktyg & Skyttetillbehör Brownells Suomi Brownells Italia - Il negozio del più grande rivenditore di componenti e accessori per armi da tiro, difesa e caccia Brownells Polska - Największy na świecie dostawca części broni, narzędzi rusznikarskich & akcesoriów strzeleckich Brownells Česko - Největší světový dodavatel součástí zbraní, střeleckého příslušenství a zbrojního nářadí
*
Prices inclusive of duty & VAT.

© 2025 Brownells UK
Part of the Brownells Europe Group

Logo Brownells
Classical viewClassical view Mobile viewMobile view
Back to top