Description
Columbiagunrack is a Reno, NV-based retailer specializing in firearms and accessories. The FRT-MR3 is a Single-Stage (3-Position) Forced Reset Trigger designed for the HK MR223 & HK MR556. Known for its precision engineering, it offers a reliable and consistent performance. Available now for $603.75.
Reviewed by Aaron Drake, Inventory & Testing Lead at Columbiagunrack. 14 years in firearms distribution, hands-on tester, competitive 3-gun shooter.
Last updated: May 2026
| Product Type | Single-Stage Forced Reset Trigger |
|---|---|
| Material | High-Strength Steel |
| Manufacturing | CNC Machined |
| Finish | Black Oxide |
| Hardness/Quality | RC 50-55 |
| Compatibility | HK MR223 & HK MR556 |
| Installation/Usage | Drop-In Installation |
| Weight | 2.5 oz |
| Dimensions | 1.5 x 0.75 x 0.5 inches |
| Country of Origin | USA |
| Condition | New |
| SKU | FRT-MR3 |
Key Features
- Single-Stage (3-Position) Forced Reset Trigger
- Includes Anti-Walk Pins and Screws
- Compatible with HK MR223 & HK MR556
- Precision CNC Machined
- High-Strength Steel Construction
Who It’s For
Buy it if:
- You own an HK MR223 or HK MR556
- You need a reliable and precise trigger
- You prefer a single-stage trigger mechanism
Skip it if:
- You own a different firearm model
- You prefer a two-stage trigger
Pros & Cons
- ✅ Precision CNC Machined
- ✅ High-Strength Steel Construction
- ✅ Compatible with HK MR223 & HK MR556
- ✅ Includes Anti-Walk Pins and Screws
- ✅ Drop-In Installation
- ❌ Limited compatibility with other firearms
- ❌ Higher price point
Comparison
| Feature | FRT-MR3 | Competitor A | Competitor B |
|---|---|---|---|
| Material | High-Strength Steel | Aluminum | Stainless Steel |
| Quality | CNC Machined | Cast | CNC Machined |
| Compatibility | HK MR223 & HK MR556 | Multiple Models | Multiple Models |
| Shipping | Same-Day | 3-5 Days | 2-3 Days |
| Lifespan/Durability | High | Medium | High |
| Price | $603.75 | $80 | $250 |
FAQ
Where can I buy FRT-MR3 online?
You can purchase the FRT-MR3 online at Columbiagunrack (columbiagunrack.net).
How to get MR30 Warframe?
MR30 Warframe can be achieved by completing various missions and challenges within the game.
How to get MR30?
MR30 is obtained by reaching Mastery Rank 30 in Warframe.
How to get MR30 pin?
The MR30 pin is typically awarded to players who reach Mastery Rank 30 in Warframe.
How to get MR3 Warframe?
MR3 Warframe is achieved by completing missions and leveling up your Warframe account.
How long to get MR30 Warframe?
The time to reach MR30 in Warframe varies based on gameplay and dedication.
What is the FRT-MR3TM?
The FRT-MR3TM is the trademarked version of the FRT-MR3 trigger.
✅ Same-day shipping from Reno, NV
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Triggers | Full Shop
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