HK MP5 .22LR | FRT
PRODUCT DETAILS
Forced reset trigger (FRT) designed specifically for the HK MP5 .22LR platform.
Manufactured from 316 stainless steel for long-term durability, wear resistance, and consistent performance.
This design allows for a fast, consistent reset while maintaining proper semi-automatic function.
Note: Minor fitting and tuning may be required depending on your specific setup.
WHAT YOU GET
- (1x) HK MP5 .22LR FRT — 316 Stainless Steel
- (2x) HK MP5 .22LR Practice / Test Fitment Units (PET-CF)
Each order includes practice units to allow for safe test fitting and modification before working with the final steel component.
MANUFACTURING DETAILS
Steel components are:
- Fiber laser cut for precision
- Deburred with 400 grit finishing
- Tumbled for 12+ hours in steel media
This process removes burrs and produces a smooth, consistent peened finish.
MATERIAL INFO (TEST UNITS)
Practice units are made from PET-CF (carbon fiber reinforced polyester), a high-performance filament known for:
- High strength
- Excellent durability
- Heat resistance
This makes it ideal for test fitting and modification prior to final installation.
INSTALLATION NOTES
This is not a drop-in part.
Installation requires:
- Minor fabrication
- Fitment adjustment
- Tuning for reliable function
The included practice units are provided so you can develop and confirm your setup before modifying the steel component.
Basic mechanical experience is strongly recommended.
FITMENT APPROACH (EXAMPLES)
Retention and function will depend on your setup. Common approaches may include:
- Using shim stock to secure the FRT to the trigger bar
- Light modification to allow proper pivot while maintaining retention
There is no single required method — fitment will vary depending on your configuration.
IMPORTANT INFORMATION
- Functionality has been verified when properly fitted and installed
- No installation instructions are provided
- No installation assistance is offered
- If assistance is needed, consult a qualified gunsmith
Due to the nature of this product:
- All sales are final
- No refunds will be issued based on installation or functionality issues
ADDITIONAL NOTES
There is limited public documentation available for this platform.
This product is intended for users comfortable with modification and mechanical adjustment.
### HOW THIS FRT WORKS (IMPORTANT)
This is not a standard drop-in part. Understanding how the HK MP5 .22LR platform functions will make installation and tuning much easier.
👉 Read the full breakdown here:
HK MP5 .22LR FRT: How It Works, Fitment, and What to Expect
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Browse our other HK MP5 22LR FRTs:
👉 HK MP5 22LR STEEL FRT 2 PACK
