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FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K

Original price was: $599.00.Current price is: $556.99.

Contents:

1 x FRT-RD3 Trigger
1 x Ambidextrous/SEF Single-Sided Safety Selector
1 x 1/16

SKU: RB-FRT-RD3 Categories: Trigger Parts, Triggers, Wholesale

The FRT-RD3™ Forced Reset Trigger is engineered to optimize the firing cycle of HK roller-delayed firearms, offering shooters faster follow-up shots while maintaining compliance with legal standards. This drop-in trigger system ensures a consistent reset after each shot, enhancing performance without compromising reliability.

What you get

Drop-in, duty-grade 3-position trigger (Safe/Semi/FRT)
Compatible with HK AMBI/SEF grip frames
Precision-machined components for durability and smooth operation
Manufactured and assembled in the U.S.A.
Designed to accelerate follow-up shots while adhering to legal requirements

Build and finish

The FRT-RD3™ is constructed with precision tolerances, ensuring reliable performance under demanding conditions. Each component is machined from high-quality materials, including hardened steel and aerospace-grade aluminum, to withstand prolonged use and maintain consistent functionality.

The finish is designed to resist wear and corrosion, providing long-term durability in both indoor and outdoor environments. The trigger’s design emphasizes smooth operation, with a crisp reset that enhances shooter control and accuracy.

Compatible platforms

HK MP5
HK MP5K
HK SP5
HK SP5K

Installation notes

The FRT-RD3™ is designed as a drop-in replacement for the factory trigger, requiring minimal gunsmithing. Detailed instructions are included, making installation straightforward for those familiar with HK roller-delayed firearms.

For HK enthusiasts seeking to refine their shooting experience, the FRT-RD3™ offers a practical upgrade that balances enhanced performance with adherence to legal standards. Available now at Radical Firearms, it’s a solid addition to any HK platform.

FFL Transfer & Firearms Laws for FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K

All firearms, including the FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.

How It Works

Place your order online.
Provide your preferred FFL dealer information.
We ship the firearm directly to your FFL.
You complete the background check and pickup at the FFL.

Legal Compliance

We comply with all federal and state firearm laws. It is your responsibility to ensure the FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K is legal in your state. Some states may have restrictions on certain firearm models or features.

Helpful Resources

Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.

Frequently Asked Questions About This Product

Why buy FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K from Miami Shooters Supply?

We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.

Where can I buy FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K?

You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.

Is FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K available now?

Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.

What category does this product belong to?

This product is listed under: Trigger Parts, Triggers, Wholesale.

What tags or features does this product have?

Key features and tags for this product include: .

Is this product legal in my state?

It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.

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FFL Transfer & Firearms Laws

All firearms, including the FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K, must be shipped to a licensed Federal Firearms License (FFL) dealer. A background check and any required local paperwork must be completed before you can take possession.

How It Works

Place your order online.
Send us your preferred local FFL dealer info.
We ship the firearm to your FFL after verification.
Complete background check and pick up from your dealer.

Legal Compliance

We comply with all U.S. firearm laws. It is your responsibility to ensure the FRT-RD3™ Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K is legal in your state. Some states (e.g. CA, NY, NJ) have restrictions on magazine size or certain features.