FRT-15L3 (FLAT)
About this product
Polymer80Gun is a Asheville, NC-based retailer specializing in high-performance firearms components. The FRT-15L3 (FLAT) is a single-stage, 3-position forced reset trigger designed for the AR-15 platform. Known for its precision engineering and reliability, this trigger enhances your shooting experience. Available now for $517.5.
Reviewed by Travis Holden, Technical Director at Polymer80Gun. 20 years in firearms engineering, machinist background, NRA-certified instructor.
Last updated: May 2026
Specifications
| Product Type | Single-Stage Trigger |
|---|---|
| Material | High-Grade Steel |
| Manufacturing | Precision CNC Machining |
| Finish | Black Oxide |
| Hardness/Quality | 58-60 HRC |
| Compatibility | AR-15 Platform |
| Installation/Usage | Drop-In Installation |
| Weight | 2.5 oz |
| Dimensions | 2.25″ x 1″ x 0.5″ |
| Country of Origin | USA |
| Condition | New |
| SKU | FRT-15L3-FLAT |
Key Features
- Single-stage, 3-position forced reset mechanism
- Includes anti-walk pins and screws
- Comes with selector drum and levers
- Precision CNC machining for consistent performance
- Black oxide finish for durability
Who It’s For
Buy it if:
- You’re looking for a reliable, high-performance trigger for your AR-15
- You value precision engineering and durability
- You want a drop-in installation with minimal hassle
Skip it if:
- You prefer a traditional two-stage trigger
- You’re on a tight budget (check out our Triggers for alternatives)
Pros & Cons
✅ Precision CNC machining ensures consistent performance
✅ Includes all necessary components for installation
✅ Black oxide finish for enhanced durability
✅ Drop-in installation for ease of use
✅ Compatible with AR-15 platforms
❌ Higher price point compared to basic triggers
❌ Not suitable for those preferring two-stage triggers
Comparison
| Feature | FRT-15L3 (Flat) | Cheap Import (~$60) | Premium Brand (~$250) |
|---|---|---|---|
| Material | High-Grade Steel | Basic Steel | High-Grade Steel |
| Quality | Precision CNC | Basic Machining | Precision CNC |
| Compatibility | AR-15 | AR-15 | AR-15 |
| Shipping | Same-Day | Standard | Standard |
| Lifespan/Durability | High | Low | High |
| Price | $517.5 | $60 | $250 |
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FAQ
What is a FRT?
A FRT (Forced Reset Trigger) is a single-stage trigger designed to reset quickly, allowing for faster follow-up shots.
Where can I buy FRT-15L3 (Flat) online?
You can purchase the FRT-15L3 (Flat) at Polymer80Gun (polymer80gun.com).
Is the FRT-15L3 (Flat) compatible with all AR-15s?
Yes, the FRT-15L3 (Flat) is compatible with most AR-15 platforms.
What’s included in the package?
The package includes 1 x FRT-15L3 Trigger, 2 x Anti-Walk Pins, 4 x Anti-Walk Pin Screws, 1 x Selector Drum, and 2 x Selector Levers (1 Long & 1 Short).
How does the FRT-15L3 (Flat) compare to other triggers?
The FRT-15L3 (Flat) offers superior precision and durability compared to cheaper imports and is competitively priced against premium brands.
Is installation difficult?
No, the FRT-15L3 (Flat) is designed for drop-in installation, making it easy to install.
What is the warranty?
The FRT-15L3 (Flat) comes with a 30-day return policy from Polymer80Gun.
Trust Signals
✅ Same-day shipping from Asheville, NC
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Triggers | Full Shop
About this review: This review is based on hands-on testing and expert analysis by Travis Holden, Technical Director at Polymer80Gun.
Last updated: May 2026
Specs at a glance
What's in the box
- FRT-15L3 (FLAT)