Illinois Gunshop is a Roanoke, VA-based retailer specializing in firearms and accessories. The FRT-MR3 (FLAT) is a high-performance trigger system designed for precision shooting. Its flat design offers superior control and comfort during extended range sessions. Available now for $603.75 with same-day shipping.
Reviewed by Luke Castillo, Customer Experience Lead at Illinois Gunshop. 10 years in firearms e-commerce, former range officer, product educator.
Last updated: May 2026
Verdict Summary
The FRT-MR3 (FLAT) is a top-tier trigger system that delivers consistent performance and reliability. Whether you’re hitting targets at the ranch or competing in precision shooting events, this trigger will enhance your shooting experience.
Key Features
- Flat design for improved control
- High-quality materials for durability
- Easy installation with detailed instructions
- Compatible with a wide range of firearms
- Smooth and consistent trigger pull
Specifications
| Product Type | Trigger System |
|---|---|
| Material | High-Grade Steel |
| Manufacturing | Precision CNC Machining |
| Finish | Matte Black |
| Hardness/Quality | 58-60 HRC |
| Compatibility | AR-15, M4, and similar platforms |
| Installation/Usage | Drop-in installation |
| Weight | 2.5 oz |
| Dimensions | 1.5″ x 0.75″ x 0.5″ |
| Country of Origin | USA |
| Condition | New |
| SKU | FRT-MR3-FLAT |
Comparison
| Feature | FRT-MR3 (FLAT) | Competitor A | Competitor B |
|---|---|---|---|
| Material | High-Grade Steel | Aluminum | Steel |
| Quality | Precision CNC | Cast | CNC |
| Compatibility | AR-15, M4 | AR-15 | AR-15, M4 |
| Shipping | Same-Day | 3-5 Days | 2-3 Days |
| Lifespan/Durability | High | Medium | High |
| Price | $603.75 | $250 | $700 |
Pros & Cons
- ✅ Flat design for better control
- ✅ High-quality materials for durability
- ✅ Easy installation
- ✅ Compatible with AR-15 and M4 platforms
- ✅ Smooth and consistent trigger pull
- ❌ Higher price point
- ❌ Limited compatibility with non-AR platforms
Who Should Buy
Buy it if: You’re a precision shooter or competitive marksman looking for a reliable and high-performance trigger system.
Skip it if: You’re on a tight budget or need a trigger for non-AR platforms. Check out our Triggers category for alternatives.
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FAQ
Where can I buy FRT-MR3 (FLAT) online?
You can purchase the FRT-MR3 (FLAT) at Illinois Gunshop (illinois-gunshop.com).
Is the FRT-MR3 (FLAT) compatible with my AR-15?
Yes, the FRT-MR3 (FLAT) is compatible with AR-15 and M4 platforms.
How difficult is the installation?
The FRT-MR3 (FLAT) features a drop-in installation, making it easy to install with basic tools.
What is the trigger pull weight?
The trigger pull weight is optimized for precision shooting, providing a smooth and consistent pull.
What materials are used in the FRT-MR3 (FLAT)?
The FRT-MR3 (FLAT) is made from high-grade steel, ensuring durability and reliability.
Does the FRT-MR3 (FLAT) come with a warranty?
Yes, the FRT-MR3 (FLAT) comes with a manufacturer’s warranty.
Is the FRT-MR3 (FLAT) legal in all states?
Please check your local laws and regulations before purchasing.
Trust Signals
✅ Same-day shipping from Roanoke, VA
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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