XTS 7″ 5.56 NATO Complete Upper Receiver Assembly – Choose Your Build

XTS 7" AR-15 Complete Upper Receiver Assembly

Choose Your Color. Choose Your Muzzle Device. Build It Your Way.

Built for shooters who want a compact, aggressive, and highly customizable AR-15 upper, the XTS 7" 5.56 Complete Upper Receiver Assembly delivers modern tactical styling with practical performance-focused design.

This upper is configured around a short 7" profile, making it ideal for compact builds, range setups, tactical-style rifles, and modern sporting rifle configurations. With multiple color finishes and muzzle device options available, you can build an upper that matches your rifle setup, shooting style, and preferred look.

Customize Your Build

This upper gives you the ability to choose from 6 color options and 5 muzzle device configurations, giving you 30 possible combinations.

Available Color Options

Select the finish that best fits your build:

• Black
• Blue
• Bronze
• Purple
• Red
• Silver

Muzzle Device Options

Choose the muzzle device that matches your preferred style and setup:

• A2 Flash Hider, Black
• A2 Flash Hider, Stainless Steel
• XTS-FSFH Flash Hider Fake Suppressor
• PHASE1 Black 2-Piece Flash Hider and Flash Shroud
• PHASE1 FDE 2-Piece Flash Hider and Flash Shroud

From a clean standard A2 setup to a more aggressive PHASE1 configuration, this upper lets you fine-tune the look and profile of your build.

Compact. Aggressive. Ready to Install.

The XTS 7" Complete Upper is designed for shooters who want a shorter, maneuverable upper without sacrificing the rugged appearance and modular function expected from a modern AR-platform build.

Every upper is assembled with a focus on fit, finish, handling, and visual impact. The free-float M-LOK handguard provides a clean, modern profile while allowing room for accessories, grips, lights, or other rail-mounted components.

Key Features

• 7" compact upper configuration
• Chambered for 5.56 NATO / .223 Rem platforms
• Precision machined upper receiver
• Free-float M-LOK handguard system
• Multiple color configurations available
• Five muzzle device options
• Lightweight, balanced design
• Clean machining and tight fitment
• Modern tactical styling
• Ready-to-install complete upper assembly

Built for Modern AR Builds

This upper is a strong choice for:

• Compact AR-15 builds
• Range rifles
• Tactical-style configurations
• Recreational shooting
• Custom color-matched builds
• Modern sporting rifle setups

Aggressive Styling. Functional Design.

The XTS platform is built around a simple idea: performance-driven parts should look as good as they function.

With sharp lines, clean machining, and multiple color and muzzle device combinations, this 7" upper gives you a compact build with serious visual presence.

No unnecessary bulk.
No overdone gimmicks.
Just a clean, aggressive upper built for shooters who care about both performance and presentation.

What’s Included

• Complete assembled upper receiver
• Installed free-float M-LOK handguard
• Selected color configuration
• Selected muzzle device

BCG and charging handle sold separately unless otherwise specified.

Compatibility

Compatible with standard AR-15 lower receivers designed for 5.56 NATO / .223 Remington platforms.

Why Choose XTS?

Xtreme Tactical Sports builds parts for shooters who expect more from their gear:

• Reliability
• Modularity
• Tactical functionality
• Clean industrial styling
• Customizable configurations

The XTS 7" AR-15 Complete Upper gives you the freedom to build your setup your way, with the compact profile, color options, and muzzle device choices needed to make your rifle stand out.