Strike Industries AR Pistol Receiver Extension Tube - Flat Dark Earth Aluminum AR Carbine

The Strike Industries AR Pistol Receiver Extension Tube in Flat Dark Earth aluminum is a critical component for building or upgrading an AR pistol platform. Also called a buffer tube, this extension houses your buffer spring and buffer weight, making it essential whether you're assembling a short-barreled rifle, an AR pistol, or planning a brace-equipped build. Strike Industries' reputation for precision machining and finish quality means this tube is built to tight tolerances and designed to last through serious use.

Finished in Flat Dark Earth (FDE) aluminum, this receiver extension tube matches the aesthetics of modern tactical builds while offering the durability you expect from a manufacturer known in the AR community for attention to detail. Whether you're running a milspec or commercial receiver, this component is engineered to function reliably as part of your AR platform's recoil management system.

If you're building an AR pistol or SBR and need a quality receiver extension tube that won't let you down, Strike Industries delivers the consistency and fit that serious shooters rely on. Pair it with the right buffer, spring, and brace or stock to complete your setup.

Key Features

• Flat Dark Earth aluminum finish for modern tactical aesthetics
• Precision-machined for tight tolerances and reliable function
• Designed for AR pistol and short-barrel rifle platforms
• Built by Strike Industries, a trusted AR parts manufacturer

Specifications

Frequently Asked Questions

What is a receiver extension tube used for on an AR pistol?

The receiver extension tube (also called a buffer tube) houses your buffer spring and buffer weight, which manage recoil energy as the bolt carrier group cycles. It's a core component of any AR platform build.

Will this tube work with my AR platform?

This Strike Industries tube is designed for AR pistol and AR carbine platforms. Confirm your receiver type (milspec or commercial) is compatible with your choice of brace or stock before purchase.

Why choose Flat Dark Earth over other finishes?

FDE aluminum offers excellent corrosion resistance and a professional tactical appearance that matches modern AR builds and accessories. It's a durable, aesthetically cohesive choice for precision-built rifles.