Sig Sauer Air Rifle ASP20 Synthetic Suppressor 4.5mm
Elevate your shooting experience with the SIG SAUER ASP20 Synthetic Suppressor—a masterclass in precision, power, and stealth. Crafted in Newington, New Hampshire by an ISO 9001 certified leader in firearms innovation, this .177-caliber break-barrel air rifle redefines what an airgun can do for sport shooting and pest control.
Forget the myth that sheer speed makes the best air rifle. True down-range performance relies on muzzle energy—delivering consistent impact and pinpoint accuracy with every shot. The ASP20’s gas-piston powerplant generates robust foot-pounds of energy, propelling heavier pellets at a reliable subsonic pace. The result? Superior energy transfer and tighter groups, all while keeping noise to a minimum.
The integrated synthetic suppressor significantly reduces firing report, letting you stay concealed in the field and neighbor-friendly at the range. Its lightweight, weather-resistant polymer stock offers ergonomic comfort and off-hand stability, ensuring fatigue-free shooting during long sessions. An adjustable two-stage trigger lets you dial in pull weight from 2.5 to 4 pounds, so every shooter can find their perfect break.
Mount your favorite scope or red dot on the full-length Picatinny rail—ideal for quick target acquisition and custom optic setups. And with a cocking effort that’s among the lightest in its class, the ASP20 makes powerful precision accessible, even during rapid follow-up shots. Whether you’re hunting small game, training at the range, or sharpening your marksmanship, this air rifle delivers the reliability and performance you demand from the SIG SAUER name.
Join law-enforcement professionals, competitive plinkers, and serious hunters worldwide who trust SIG SAUER’s relentless pursuit of perfection. The ASP20 Synthetic Suppressor isn’t just another airgun—it’s your new benchmark for accuracy, stealth, and ease of use. Gear up, load up, and experience the next evolution in air-powered shooting.
Key Features and Specifications
- Caliber: .177 cal (4.5 mm) – Optimized for precision and versatile pellet selection
- Operating System: Gas piston – Smooth cocking, consistent power, and minimal maintenance
- Muzzle Velocity: Up to 1,021 FPS with 8.64-gr pellets – Balances speed and energy for tight groups
- Suppressor: Integrated synthetic – Dramatically reduces report for stealthy shooting
- Stock: Durable synthetic – Weather-resistant, lightweight, and ergonomic for all-day comfort
- Cocking Effort: Among the lightest in class – Easy to cycle, ideal for rapid follow-up shots
- Trigger: Adjustable two-stage (2.5–4 lb) – Fine-tune pull weight for a crisp, predictable break
- Rail: Full-length Picatinny – Ready for scopes, red dots, and other optics
- Overall Length: 45.6 in – Balanced for stability without sacrificing maneuverability
- Discover unmatched down-range performance and whisper-quiet operation with the SIG SAUER ASP20 Synthetic Suppressor—your ultimate partner for small-game hunting, range practice, and backyard target shooting.
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