Huxwrx 1598 QD .338 Muzzle Brake Black | 3/4"-24 TPI Threads | 2.30" OAL for .338 Cal AR-Platform

The Huxwrx 1598 QD .338 muzzle brake delivers serious recoil control for unsuppressed .338 caliber AR-platform rifles. Built for shooters who want to manage the punishing signature of a magnum rifle round without a suppressor, this brake redirects gas to tame muzzle rise and felt recoil—critical when you're running a precision setup at distance or pushing through a string of rounds at the range. The QD (quick-detach) design also pairs seamlessly with HX-QD Magnum Ti suppressors, giving you flexibility to run suppressed or unsuppressed without changing your brake.

Machined in black and threaded for 3/4"-24 TPI, the 1598 QD fits standard .338 AR-10 and similar platforms with that bore diameter and thread pitch. At 2.30" overall length, it adds minimal length to your barrel while delivering the brake performance you need. The QD interface means quick transitions between your suppressor and unsuppressed shooting—no tools, just push-pin simplicity.

If you're building or upgrading a magnum AR for long-range hunting, precision rifle matches, or hard use in the field, this brake handles the job without the bulk or complexity of a permanently attached device. It's a smart choice for shooters serious about managing recoil and keeping sight picture intact on follow-up shots.

Key Features

• Quick-detach (QD) interface for fast suppressor swaps and unsuppressed shooting
• Engineered for maximum recoil reduction on unsuppressed .338 AR-platform rifles
• Compatible with HX-QD Magnum Ti suppressors for suppressed operation
• 3/4"-24 TPI thread pitch—standard for .338 AR-10 and magnum AR platforms
• Black finish

Specifications

Frequently Asked Questions

Will this QD muzzle brake work with my .338 AR-10?

Yes, provided your barrel is threaded 3/4"-24 TPI. This brake is designed for .338 caliber AR-platform rifles with standard magnum AR threading. If your barrel has different threads (like 5/8"-24), you'll need a different brake.

Can I use this brake with a suppressor?

The quick-detach design is compatible with HX-QD Magnum Ti suppressors, allowing you to attach a suppressor when desired. You can also run the brake unsuppressed and swap suppressors without changing the brake itself.

How much length does this add to my barrel?

The brake is 2.30" in overall length. According to the manufacturer specs, it adds approximately 1.7" to your barrel.

What's the difference between the QD and a permanent muzzle brake?

The quick-detach interface lets you remove or attach a suppressor without removing or re-installing the brake. If you run both suppressed and unsuppressed, the QD system saves time and eliminates the need for tools between configurations.