The Sako TRG42A1 .338 Lapua Magnum 27" 5RD (JRSWA635) is a state-of-the-art extreme long-range precision rifle designed for military, law enforcement, and professional shooters who demand the highest level of performance. Chambered in the powerful .338 Lapua Magnum and featuring a 27-inch heavy barrel with a 5-round detachable magazine, the TRG42A1 represents the latest evolution of Sako’s legendary TRG series. This updated A1 model incorporates modern ergonomic improvements while retaining the exceptional accuracy, durability, and reliability that have made the TRG42 platform a favorite among elite tactical units worldwide.
Why Choose the Sako TRG42A1 .338 Lapua Magnum?
The Sako TRG42A1 is the enhanced version of the proven TRG42 platform, offering refined ergonomics, improved modularity, and updated features while maintaining the core strengths that made the original TRG42 a benchmark in long-range precision rifles. The JRSWA635 model is chambered in .338 Lapua Magnum, one of the most effective cartridges for extreme long-range engagements. The 27-inch heavy barrel is optimized to extract maximum velocity and accuracy from the .338 Lapua Magnum, enabling effective target engagement well beyond 1,500 meters. The 5-round detachable magazine provides reliable feeding in a compact and robust design. Whether used for anti-materiel roles, long-range counter-sniper operations, or extreme long-range competition, the Sako TRG42A1 delivers unmatched power, precision, and operational capability.
Key Features of the Sako TRG42A1 .338 Lapua Magnum 27" 5RD (JRSWA635)
- .338 Lapua Magnum Chambering – Extremely powerful long-range cartridge with superior ballistic performance and stopping power
- 27-Inch Heavy Barrel – Maximizes velocity and provides exceptional long-range accuracy and stability
- 5-Round Detachable Magazine – Robust and reliable feeding system designed for high-pressure cartridges
- TRG42A1 Upgraded Platform – Modernized ergonomics and improved features over the original TRG42
- Adjustable Stock System – Highly configurable for different shooters and mission-specific requirements
- Heavy-Duty Bolt Action – Exceptionally strong and smooth cycling engineered for the .338 Lapua Magnum
- Premium Finnish Engineering – Built to the highest standards of quality and durability
- Modular Design – Compatible with a wide range of optics, bipods, suppressors, and tactical accessories
Performance and Handling
The Sako TRG42A1 .338 Lapua Magnum is purpose-built for extreme long-range precision. The 27-inch heavy barrel delivers the high muzzle velocities required to maximize the ballistic potential of the .338 Lapua Magnum, resulting in excellent long-range accuracy with minimal wind drift. This makes the rifle highly effective for anti-materiel and long-distance precision roles where other calibers lack the necessary energy and trajectory performance.
The TRG42A1 features refined ergonomics and an improved stock system compared to earlier models, enhancing shooter comfort during extended operations. The bolt action is exceptionally strong and smooth, ensuring reliable feeding and extraction even under the high pressures generated by the .338 Lapua Magnum. The 5-round magazine offers a practical balance between capacity and overall rifle length. Whether deployed in military or law enforcement operations, used in long-range precision competitions, or employed for demanding professional applications, the Sako TRG42A1 delivers the power, accuracy, and reliability that professionals expect from a top-tier extreme long-range rifle.
Technical Specifications
| Product Name | Sako TRG42A1 |
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| Model Number | JRSWA635 |
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| Caliber | .338 Lapua Magnum |
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| Barrel Length | 27 inches |
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| Magazine Capacity | 5 Rounds |
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| Magazine Type | Detachable Box Magazine |
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| Action | Bolt Action |
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| UPC | 082442898247 |
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| Best For | Extreme Long-Range, Anti-Materiel, Tactical Operations |
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| Key Benefit | Updated TRG42A1 .338 Lapua Magnum precision rifle with 27" barrel |
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Experience the next generation of extreme long-range precision.
Sako TRG42A1 .338 Lapua Magnum 27" 5RD – Built for professionals who demand the best.
The Sako TRG42A1 .338 Lapua Magnum 27" 5RD (JRSWA635) is a precision bolt-action rifle chambered in .338 Lapua Magnum featuring a 27-inch barrel and 5-round detachable magazine. The model number JRSWA635 and UPC 082442898247 identify this specific configuration. Always ensure compliance with all applicable federal, state, and local laws regarding firearm ownership and use.
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