Upgrade your PTR MP5 clone with the Rare Breed Triggers 3-Position SEF Selector for the FRT-RD3™. Designed specifically for compatibility with the FRT-RD3™ (SEF) trigger system, this selector switch delivers mil-spec reliability for your AR-15 lower platform.
Constructed from durable 4140 steel heat-treated to 45 HRC (Selector Barrel) and anodized 7075 aluminum (Selector Lever), this component ensures long-lasting performance under heavy use. Rare Breed Triggers is known for precision-engineered firearm components that meet rigorous standards.
- For use with PTR MP5 clone platforms
- Includes single-sided safety selector
- Comes with 1/16″ and 3/32″ Allen keys
- Made and assembled in the USA
Pair this selector with your mil-spec FRT trigger setup for optimal performance. Complete your AR15 lower trigger kit with this essential component.




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