Polymer80Pistol is a Nampa, ID-based retailer specializing in high-performance firearm components. The FRT-15C3 (Flat) is a two-stage, three-position forced reset trigger designed for the AR-15 platform. Known for its precision engineering, this trigger offers a unique reset mechanism that enhances shooting speed and control. Available now for $517.5.
Reviewed by Kyle Brennan, Chief Armorer at Polymer80Pistol. 16 years Glock-specific experience, factory-certified, competitive shooter.
Last updated: May 2026
Specifications
| Product Type | Trigger |
|---|---|
| Material | Steel |
| Manufacturing | Precision CNC Machined |
| Finish | Black Oxide |
| Hardness/Quality | Heat-Treated for Durability |
| Compatibility | AR-15 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-15C3-FLAT |
Key Features
- Two-stage forced reset mechanism
- Three-position selector drum
- Includes anti-walk pins and screws
- Compatible with most AR-15 lower receivers
- Precision CNC machined for reliability
Who It’s For
Buy it if: You’re a competitive shooter looking for enhanced trigger control and speed, or a firearms enthusiast seeking a high-performance trigger upgrade for your AR-15.
Skip it if: You’re looking for a budget-friendly trigger option or need a trigger for non-AR-15 platforms. Check out our Triggers category for alternatives.
Pros & Cons
- ✅ Enhanced shooting speed and control
- ✅ Precision CNC machined for durability
- ✅ Includes anti-walk pins and screws
- ✅ Compatible with most AR-15 platforms
- ✅ Easy drop-in installation
- ❌ Higher price point compared to budget triggers
- ❌ Limited compatibility with non-AR-15 platforms
Comparison
| Feature | FRT-15C3 (Flat) | Budget Trigger (~$60) | Premium Brand (~$250+) |
|---|---|---|---|
| Material | Steel | Aluminum | Steel |
| Quality | High | Medium | High |
| Compatibility | AR-15 | AR-15 | AR-15 |
| Shipping | Same-day | 3-5 days | 1-2 days |
| Lifespan | Long | Medium | Long |
| Price | $517.5 | $60 | $250+ |
Video
FAQ
What is the FRT-15C3 (Flat)?
The FRT-15C3 (Flat) is a two-stage, three-position forced reset trigger designed for AR-15 platforms, offering enhanced shooting speed and control.
Is the FRT-15C3 (Flat) compatible with my AR-15?
Yes, the FRT-15C3 (Flat) is compatible with most AR-15 lower receivers.
What is included with the FRT-15C3 (Flat)?
The package includes 1 x FRT-15C3 Trigger, 2 x Anti-Walk Pins, 4 x Anti-Walk Pin Screws, 1 x Selector Drum, 2 x Selector Levers (1 Long & 1 Short).
How do I install the FRT-15C3 (Flat)?
The FRT-15C3 (Flat) features a drop-in installation process, making it easy to install with basic tools.
Where can I buy the FRT-15C3 (Flat) online?
You can purchase the FRT-15C3 (Flat) online at Polymer80Pistol (polymer80pistol.com).
What is the price of the FRT-15C3 (Flat)?
The FRT-15C3 (Flat) is priced at $517.5.
Does the FRT-15C3 (Flat) come with a warranty?
Yes, the FRT-15C3 (Flat) comes with a 30-day return policy.
Trust Signals
✅ Same-day shipping from Nampa, ID
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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