Description

FRT-RD3™ (AMBI) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K

Overview

The FRT-RD3™ (AMBI) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K represents Rare Breed’s latest advancement in forced reset trigger technology. Engineered specifically for the HK roller-delayed blowback platform, this drop-in unit delivers a two-stage, 3-position selector with an ambidextrous safety lever. The forced reset mechanism returns the trigger forward immediately after each shot, enabling rapid follow-up accuracy without modifying your firearm’s receiver. Designed for commercial sale, this trigger maintains legal semi-automatic function while providing a distinct shooting experience that experienced operators and enthusiasts will recognize immediately.

Features & Specs

• Ambi 3-position selector: safe, semi-automatic, and forced-reset mode; fully ambidextrous for left- or right-handed shooters
• Two-stage trigger pull: a distinct take-up wall followed by a crisp break; forced reset returns trigger to the wall for consistent cycling
• Drop-in fit for HK MP5, MP5K, SP5, and SP5K variants; includes all necessary pins and springs for installation without permanent modification

Manufacturer: Rare Breed. Category: Triggers. This FRT-RD3™ (AMBI) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K is constructed from heat-treated steel and aerospace-grade aluminum, with a Mil-Spec hardcoat anodized finish. The selector detent is reinforced to prevent unintended movement under recoil. Each unit is individually tested for function before packaging.

Who It’s For

This trigger is designed for the serious HK platform owner who demands faster split times and a repeatable reset without sacrificing trigger quality. Whether you compete in USPSA or PCC divisions, run tactical training drills, or simply value premium engineering in your SP5 or MP5 clone, the FRT-RD3™ (AMBI) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K provides a mechanical advantage that standard single-stage triggers cannot match. It is not a binary trigger or a full-automation device; it requires the shooter to maintain proper finger discipline and reset technique. Ideal for responsible firearms owners who understand forced-reset operation and want a factory-quality upgrade that preserves the integrity of their roller-lock firearm.

Shipping & FFL

This item ships directly to your chosen Federal Firearms License (FFL) dealer. After placing an order, provide your FFL’s current license copy within 24 hours to avoid processing delays. We do not ship to P.O. boxes, APO/FPO addresses, or international destinations. All sales are final once the item leaves our facility. You must comply with all applicable federal, state, and local laws regarding trigger ownership and installation. Some jurisdictions restrict forced-reset triggers; it is your responsibility to verify legality before purchase. For questions regarding compliance, contact your local law enforcement or a firearms attorney. FFL transfer fees are the responsibility of the buyer and are not included in the purchase price.