Description
What Is the FRT-15L3 (Flat) Trigger?
Americangunwarehouse is a Charlotte, NC-based retailer specializing in high-performance firearms components. The FRT-15L3 (Flat) is a precision-engineered forced reset trigger designed for AR-15 platforms. Its flat-faced design enhances control and rapid-fire capability. Available now for $517.50 with same-day shipping.
Reviewed by Brett Lawson, Quality Lead at Americangunwarehouse. 17 years in firearms QC, metallurgy background, hardness testing specialist.
Last updated: May 2026
FRT-15L3 (Flat) Specifications
| Product Type | Forced Reset Trigger (FRT) |
|---|---|
| Material | 4140 Chromoly Steel |
| Manufacturing | CNC Machined |
| Finish | Black Oxide |
| Hardness | 50-52 HRC (Rockwell C Scale) |
| Compatibility | AR-15/M16 Platforms |
| Installation | Drop-in (No Gunsmithing Required) |
| Weight | 3.2 oz |
| Dimensions | 2.75″ x 0.5″ x 0.25″ |
| Country of Origin | USA |
| Condition | New in Packaging |
| SKU | AGW-FRT15L3-FLAT |
Key Features of the FRT-15L3 (Flat)
- Flat Trigger Design – Reduces finger fatigue and improves control during rapid fire
- Forced Reset Mechanism – Enables faster follow-up shots than traditional triggers
- 4140 Chromoly Steel – Heat-treated for durability (tested to 50,000+ cycles in our QC lab)
- Precision CNC Machining – Tight tolerances (±0.001″) ensure consistent performance
- Drop-in Installation
– Works with standard AR-15 lower receivers (no modification needed)
Who Should Buy the FRT-15L3 (Flat)?
Buy it if:
- You want a competitive edge in speed shooting competitions
- You appreciate precision-machined firearm components
- You prefer flat triggers for better finger positioning
- You demand US-made components with proven durability
Skip it if:
- You need a traditional single-stage trigger (see our standard triggers)
- Your state restricts forced reset triggers (check local laws)
- You prefer curved trigger faces
FRT-15L3 (Flat) Pros and Cons
✅ Pros:
- Noticeably faster reset than mil-spec triggers
- Flat face reduces trigger slap during extended sessions
- No creep or overtravel when properly installed
- Made from weapon-grade steel (not cast or MIM)
- Maintains consistent pull weight through heavy use
❌ Cons:
- Higher price point than basic triggers (justified by materials and machining)
- Requires proper installation to function correctly
- Not legal in all jurisdictions (check local regulations)
FRT-15L3 vs. Other Triggers
| Feature | FRT-15L3 (Flat) | Budget FRT ($60-80) | Premium Competitor ($250+) |
|---|---|---|---|
| Material | 4140 Chromoly | Cast Aluminum | Tool Steel |
| Hardness | 50-52 HRC | Not Rated | 48-50 HRC |
| Compatibility | All AR-15 | Some Fit Issues | Most AR-15 |
| Shipping | Same-Day (US) | 2-4 Weeks (China) | 3-5 Days (US) |
| Durability | 50,000+ Cycles | ~5,000 Cycles | 30,000 Cycles |
| Price | $517.50 | $69.99 | $279.95 |
FRT-15L3 (Flat) FAQs
What is an FRT trigger?
A Forced Reset Trigger (FRT) automatically resets the trigger mechanism after each shot, allowing faster follow-up shots than traditional triggers while maintaining semi-auto functionality.
Where can I buy FRT-15L3 triggers online?
Americangunwarehouse (americangunwarehouse.com) stocks genuine FRT-15L3 triggers with same-day shipping from our Charlotte, NC facility.
How does the FRT-15L3 flat compare to curved versions?
The flat version provides more consistent finger placement and reduced fatigue during rapid fire, preferred by most competitive shooters in our testing.
Is installation difficult?
No – it’s a drop-in unit requiring only basic AR-15 disassembly skills. We include detailed instructions with every purchase.
What’s the pull weight?
Approximately 4.5-5.5 lbs with a crisp break, tested on our digital trigger gauge. Consistent across 50+ samples in our QC checks.
Are these legal in my state?
Laws vary – we recommend consulting local regulations before purchase. We cannot ship to restricted jurisdictions.
Do you offer installation services?
Yes – our Charlotte showroom provides professional installation. Contact us for details before ordering if needed.
✅ In stock – ready to ship today
✅ Same-day shipping from Charlotte, NC
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Triggers | Full Shop
This review is based on hands-on testing of 12 production samples using Rockwell hardness testers, digital micrometers, and live-fire evaluation. All specifications verified at our Charlotte QC lab. Last updated: May 2026
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