Thunder Beast 338 Ultra / BA Muzzle Brake
Thunder Beast 338BA Muzzle Brake - Precision Mounting for 338 Ultra BA Suppressors
The Thunder Beast 338BA Muzzle Brake delivers professional-grade suppressor mounting and significant recoil reduction for large-caliber precision rifles. Engineered with precision-machined tapers, this brake ensures consistent, rock-solid lockup for Thunder Beast 338 Ultra BA and 338 BA (Legacy) suppressors while doubling as an effective standalone recoil brake. Perfect for long-range shooters who demand repeatable accuracy and the flexibility to shoot both suppressed and unsuppressed.
Why Choose the Thunder Beast 338BA Brake
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Dual-Purpose Design: Functions as both a high-performance suppressor mount and standalone recoil brake
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Precision Machined Taper: Ensures consistent point-of-impact and zero retention when mounting your suppressor
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Significant Recoil Reduction: Dramatically reduces felt recoil on powerful .338 caliber rifles for improved shooter comfort
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Quick-Attach System: Rapid suppressor installation and removal without tools in the field
Features
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Compatible with Thunder Beast "BA" models
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Precision-machined taper interface for consistent lockup
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Effective recoil reduction for unsuppressed shooting
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Allows for tool-free suppressor attachment in seconds
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Includes Thunder Beast Peel Washer for timing
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Durable heat-treated steel construction
Available Thread Pitches
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3/4x20 - Barrett 98B
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3/4x24 - Common thread pitch for .338
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5/8x24 - Common thread pitch for 7.62, 6.5, and many more
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M18x1 - Commonly found on the TRG
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M18x1.5 - Common on Accuracy International (AI)
What's Included
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Thunder Beast 338BA Muzzle Brake
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Thunder Beast Peel Washer
Compatible Silencers
- 338 Ultra (BA)
- 338 Ultra-RR (BA)
- Magnus-K-RR (338, BA)
- Magnus-K (338, BA)
- Magnus-S-RR (338, BA)
- Magnus-S (338, BA)
- Magnus-RR (338, BA)
- Magnus (338, BA)
Why Choose Capitol Armory
Capitol Armory is America's largest NFA dealer, specializing in suppressor sales and streamlined ATF paperwork processing. We handle your ATF application from start to finish, ensuring fast submission and delivering your suppressor directly to your door. Our NFA experts can guide you through thread pitch selection, compatibility verification, and proper mounting system setup, taking the confusion out of your suppressor purchase. With Capitol Armory, you get unmatched NFA expertise and customer service.
| Manufacturer | Thunder Beast |
|---|---|
| Compatibility | Thunder Beast 338BA, Thunder Beast Ultra 338 |



