Fostech Echo Trigger AR II 15 – Binary Trigger System for AR-15 Rifles
$320.00
Upgrade your AR-15 with the Fostech Echo Trigger AR II 15, a reliable binary trigger system offering semi-auto and binary fire modes for enhanced shooting performance and versatility in tactical and recreational use.
Elevate Your AR-15 Experience with the Fostech Echo Trigger AR II 15
As firearms enthusiasts and experts in tactical gear, we understand the demand for precision and innovation in rifle accessories. The Fostech Echo Trigger AR II 15 is a game-changing binary trigger system designed to transform your AR-15 platform into a more dynamic and efficient firearm. Whether you’re a competitive shooter, a hunter, or a home defense advocate, this trigger delivers unmatched performance with its dual-mode functionality.
Key Features and Benefits
- Binary Fire Mode: Experience rapid, controlled firing with a pull-release mechanism that fires on both the pull and release of the trigger, significantly increasing your rate of fire without compromising safety.
- Semi-Auto Mode: Switch seamlessly to traditional semi-automatic firing for precise, single-shot accuracy when needed, making it versatile for various shooting scenarios.
- Enhanced Durability: Built with high-quality materials and precision engineering, this trigger is designed to withstand rigorous use and provide long-lasting reliability.
- Easy Installation: Compatible with most AR-15 lowers, the installation process is straightforward, allowing for quick upgrades without extensive gunsmithing skills.
- Improved Control: Reduces trigger reset time and offers a crisp, clean break, enhancing your overall shooting accuracy and comfort.
Why Choose the Fostech Echo Trigger?
Based on extensive testing and user feedback, the Fostech Echo Trigger AR II 15 stands out for its innovation and performance. It’s not just a trigger; it’s an upgrade that maximizes your rifle’s potential. Trust in a product backed by Fostech’s reputation for quality and compliance with firearm regulations. Ideal for range days, training exercises, or defensive setups, this trigger ensures you’re equipped for any situation.
Specifications and Technical Details
For a detailed overview, refer to the specification table below. This trigger is engineered for .223/5.56mm calibers and fits standard AR-15 models, offering a smooth operation that meets the highest standards of firearm accessories.
| Model | Echo Trigger AR II 15 |
| Caliber Compatibility | .223 Remington, 5.56x45mm NATO |
| Fire Modes | Semi-Automatic, Binary |
| Material | Steel and Aluminum Alloy |
| Weight | Approx. 4.5 oz |
| Installation | Drop-in for AR-15 Lower Receivers |
| Manufacturer | Fostech |
| Country of Origin | USA |
Buy Firearms Online – Reliable & Affordable
This Fostech Echo Trigger AR II 15 – Binary Trigger System for AR-15 Rifles is ideal for shooters looking to buy guns online with confidence. Built with precision engineering and tested performance, it’s a top-tier choice whether you're looking for home defense, sport shooting, or a trusted everyday carry.
Why Choose the Fostech Echo Trigger AR II 15 – Binary Trigger System for AR-15 Rifles?
- ✅ Quality guaranteed by top firearm manufacturers
- ✅ Ships fast across the USA
- ✅ Legal compliance and background-check ready
Buy Firearms Near Me – Nationwide Delivery
No matter your location, we ship to all 50 states. Looking for where to buy Accessories near you? FRT-15.com brings the best selection to your door, legally and securely.
Shipping & Return Policy
- 📦 Fast shipping within 1–3 business days
- 🔁 30-day return policy for unused, unmodified items
- 💬 Questions? Contact our support team
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| Brand | Fostech |
|---|---|
| Caliber | .223/5.56mm |
| Model | Echo Trigger AR II 15 |
| UPC | 810046620155 |



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