This 4140 steel screw is designed for installing the right-side ambidextrous selector lever on the Rare Breed Triggers FRT-RD3™ (AMBI). Heat-treated to 45 HRC for durability, it ensures reliable performance with your mil-spec AR-15 lower platform paired with an FRT trigger system.
Key features:
- Precision-machined for secure fit with the FRT-RD3™ ambidextrous selector
- Includes two Allen keys (1/16″ and 2mm) for installation
- Made in the USA from high-strength steel
Rare Breed Triggers is known for innovative, quality components that meet strict manufacturing standards. Complete your AR-15 FRT lower build with this essential hardware piece.
Add to cart now for a complete mil-spec FRT trigger setup.





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