Description

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

Overview

The FRT-RD3™ (SEF) Two-Stage (3-Position) Forced Reset Trigger is a precision-engineered drop-in upgrade from Rare Breed, designed specifically for the HK MP5, MP5K, SP5, and SP5K platforms. This trigger system utilizes a forced reset mechanism that returns the trigger forward under spring tension after each shot, enabling a rapid, controlled cyclic rate while maintaining legal semi-automatic function. Built to the SEF (Selbstladegewehr Einzelfeuer) housing standard, it offers a direct replacement for factory trigger packs without permanent modification to your firearm. The FRT-RD3™ (SEF) Two-Stage (3-Position) Forced Reset Trigger delivers enhanced performance for shooters who demand a faster, more consistent trigger reset without sacrificing safety or reliability in their HK-series roller-delayed blowback rifles and pistols.

Features & Specs

• Three-position selector: safe, semi-automatic, and forced reset mode for optimized shot-to-shot recovery in the FRT-RD3™ (SEF) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K
• Two-stage trigger pull with a crisp, defined break and a short, positive reset that reduces total trigger travel
• Drop-in design: no gunsmithing required; installs directly into SEF-compatible trigger housings of MP5, MP5K, SP5, and SP5K models
• Manufactured from heat-treated steel and precision-machined components for long service life under sustained fire
• Compatible with factory and most aftermarket safety selectors; retains all standard safety functions

Manufacturer: Rare Breed | Category: Triggers

Who It’s For

The FRT-RD3™ (SEF) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K is intended for experienced shooters, competitive competitors, and serious firearms enthusiasts who operate HK roller-delayed blowback platforms. This trigger is suited for those who want to increase their practical rate of fire in controlled drills, tactical training, or competition stages where split-second shot timing matters. It is not designed for novice users or those unfamiliar with forced reset trigger mechanics. The FRT-RD3™ (SEF) Two-Stage (3-Position) Forced Reset Trigger requires proper understanding of its operation and adherence to all local, state, and federal laws. Ideal for the shooter who demands high-performance components and values a direct, no-compromise upgrade path for their MP5, MP5K, SP5, or SP5K.

Shipping & FFL

This item ships directly to your door. No Federal Firearms License (FFL) transfer is required for this product as it is classified as a firearm component and not a regulated receiver or complete firearm. However, you must ensure compliance with all applicable federal, state, and local laws before purchasing the FRT-RD3™ (SEF) Two-Stage (3-Position) Forced Reset Trigger for the HK MP5, MP5K, SP5 & SP5K. Some jurisdictions may restrict the ownership or use of forced reset triggers. Check your local statutes prior to ordering. Rare Breed triggers are warranted by the manufacturer against defects in materials and workmanship. This product is sold as a component part; installation is the responsibility of the purchaser. We recommend having a qualified armorer perform installation if you are not experienced with trigger replacement in HK-style firearms.