FRT-MR3
About this product
FRT-MR3 — Single-stage forced reset trigger for HK MR223 & MR556. Precision-engineered for reliability. Ships from Topeka, KS.
Oregonarms Ammunition is a Topeka, KS-based retailer specializing in premium firearms components. The FRT-MR3 is a single-stage forced reset trigger designed specifically for HK MR223 and HK MR556 platforms. Engineered for precision and reliability, this trigger is available now at $603.75.
Reviewed by Cody Ramirez, E-Commerce Director at Oregonarms Ammunition. 11 years building firearms retail platforms, SEO and conversion specialist.
Last updated: May 2026
Who Should Buy the FRT-MR3?
Buy it if:
- You own an HK MR223 or HK MR556 and want a reliable forced reset trigger.
- You prioritize precision engineering and durability in your firearm components.
- You’re looking for a trigger that enhances your shooting experience.
Skip it if:
- You’re on a tight budget. Check out our Triggers category for more affordable options.
- You don’t own an HK MR223 or HK MR556. This trigger is not compatible with other platforms.
Features
- Single-stage forced reset mechanism for smooth operation.
- Includes anti-walk pins and screws for secure installation.
- Comes with both A1 and A4 selector drums for versatility.
- Designed specifically for HK MR223 and HK MR556 platforms.
- Precision-engineered for durability and reliability.
Comparison
| Feature | FRT-MR3 | Cheap Import | Premium Brand |
|---|---|---|---|
| Material | High-grade steel | Low-grade alloy | High-grade steel |
| Quality | Precision-engineered | Variable | High-quality |
| Compatibility | HK MR223 & MR556 | Various | Specific platforms |
| Shipping | Same-day | Slow | Standard |
| Lifespan/Durability | Long-lasting | Short | Long-lasting |
| Price | $603.75 | $60-80 | $250+ |
Specifications
| Product Type | Forced Reset Trigger |
|---|---|
| Material | High-grade steel |
| Manufacturing | Precision CNC |
| Finish | Matte black |
| Hardness/Quality | High |
| Compatibility | HK MR223 & MR556 |
| Installation/Usage | Professional installation recommended |
| Weight | 2.5 oz |
| Dimensions | 2.5″ x 1″ x 0.5″ |
| Country of Origin | USA |
| Condition | New |
| SKU | FRT-MR3 |
Pros & Cons
- ✅ Precision-engineered for reliability
- ✅ Includes anti-walk pins and screws
- ✅ Compatible with HK MR223 & MR556
- ✅ Comes with both A1 and A4 selector drums
- ✅ High-grade steel construction
- ❌ Higher price point
- ❌ Limited compatibility
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FAQ
Where can I buy FRT-MR3 online?
You can purchase the FRT-MR3 at Oregonarms Ammunition (oregonarms-ammunition.com).
How to get MR30 Warframe?
MR30 in Warframe is achieved by mastering all available equipment and frames.
How to get MR30 pin?
MR30 pins are typically awarded by the Warframe community team for reaching Mastery Rank 30.
How long to get MR30 Warframe?
The time to reach MR30 varies based on gameplay and equipment mastery.
✅ Same-day shipping from Topeka, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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