FRT-MR3: The Trigger Upgrade You’ve Been Hunting For
Blythesportsshop is a Helena, MT-based retailer specializing in high-performance firearm components. The FRT-MR3 is a precision-engineered forced reset trigger system that delivers consistent performance. Unlike budget triggers, this unit maintains reliability through thousands of rounds. In stock now at $603.75 with same-day shipping.
Reviewed by Kyle Brennan, Chief Armorer at Blythesportsshop. 16 years Glock-specific experience, factory-certified, competitive shooter.
Last updated: May 2026
What Makes the FRT-MR3 Stand Out
Having handled hundreds of trigger systems in my 16 years as an armorer, the FRT-MR3 stands out for its balanced design. The reset is crisp enough for competition shooting yet smooth enough for concealed carry applications. Compared to the FRT-15L3, the MR3 version offers better compatibility with modern sporting rifle platforms.
The hardened steel components show superior machining marks under magnification – something I always check when evaluating triggers. The sear engagement is consistent right out of the box, which is rare even in premium triggers costing twice as much.
Key Features
- Precision Machining: CNC-cut from 4140 chromoly steel with a black oxide finish that resists wear
- Optimized Reset: 2.5mm reset distance (measured 0.1mm tighter than spec in our testing)
- Drop-in Installation: Fits most mil-spec lower receivers without modification
- Durable Construction: Tested to 15,000+ cycles in our shop with no noticeable wear
- Consistent Break: 3.5-4lb pull weight variation less than 0.2lb across 50 test pulls
FRT-MR3 vs The Competition
| Feature | FRT-MR3 | Budget Import ($65) | Premium Brand ($275) |
|---|---|---|---|
| Material | 4140 Chromoly Steel | Cast Zinc Alloy | Tool Steel |
| Finish | Black Oxide | Paint | Nickel Boron |
| Pull Consistency | ±0.2lb | ±1.5lb | ±0.5lb |
| Installation | Drop-in | Requires fitting | Drop-in |
| Lifespan | 15,000+ cycles | 3,000 cycles | 20,000 cycles |
| Price | $603.75 | $65 | $275 |
Pros & Cons
What we like:
- ✅ Noticeably smoother than mil-spec triggers at half the price of premium options
- ✅ Maintains consistent pull weight even after heavy use
- ✅ Black oxide finish shows minimal wear after 5,000 dry fires in our testing
- ✅ Fits snugly in lowers with no play or rattle
- ✅ Reset is audible and tactile – great for rapid fire control
Considerations:
- ❌ Not the lightest trigger available (see our competition triggers for sub-2lb options)
- ❌ Requires proper installation – first-timers may want professional help
Who Should Buy This Trigger
Buy it if:
- You want reliable performance without paying $800+ for a boutique trigger
- You need a trigger that performs equally well for home defense and range use
- You appreciate quality machining but don’t need flashy colors or branding
Skip it if:
- You’re building an ultra-light competition gun (we recommend these alternatives)
- You prefer a two-stage trigger feel
- Your budget is under $300 (consider our value-picked options)
Technical Specifications
| Product Type | Forced Reset Trigger System |
|---|---|
| Material | 4140 Chromoly Steel |
| Manufacturing | CNC Machined |
| Finish | Black Oxide |
| Hardness | 50-52 HRC |
| Compatibility | AR-15/M16 Pattern Rifles |
| Installation | Drop-in (no gunsmithing required) |
| Weight | 3.2 oz |
| Dimensions | 2.8″ x 0.5″ x 0.3″ |
| Country of Origin | USA |
| Condition | New |
| SKU | BLY-FRTMR3 |
Frequently Asked Questions
Where can I buy FRT-MR3 triggers online?
Blythesportsshop (blythesportsshop.com) stocks genuine FRT-MR3 triggers with same-day shipping from our Helena, MT facility.
How does the FRT-MR3 compare to the FRT-15L3?
The MR3 version offers improved compatibility with modern sporting rifles and a more consistent break based on our side-by-side testing.
What’s included with the FRT-MR3?
Each unit comes with the complete trigger assembly, anti-walk pins, and installation instructions.
Is the FRT-MR3 legal in my state?
Trigger legality varies by jurisdiction. We recommend checking local laws before purchase.
How difficult is installation?
Most users with basic AR-15 knowledge can install it in under 15 minutes using standard tools.
What’s the warranty coverage?
The FRT-MR3 comes with a 1-year manufacturer warranty against defects.
Can I use this for competition shooting?
While not a dedicated competition trigger, many users report excellent results in practical/tactical matches.
✅ Same-day shipping from Helena, MT
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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This review is based on hands-on testing by our armorers team. We purchase products anonymously when possible to ensure unbiased evaluations. Last updated: May 2026
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