Upgrade your PTR MP5 Clone with the 3-Position SEF Selector for the FRT-RD3™, designed for seamless compatibility with Glock Gen 1 through Gen 6 platforms. This precision-engineered selector switch ensures reliable performance with Rare Breed Triggers’ FRT-RD3™ system.
Constructed from heat-treated 4140 steel (45 HRC) and anodized 7075 aluminum, this selector delivers unmatched durability. Includes all necessary hardware for installation:
- 1 x RD3 SEF Single-Sided Safety Selector
- 1 x 1/16″ Allen Key
- 1 x 3/32″ Allen Key
Rare Breed Triggers maintains its reputation for manufacturing top-tier firearm components in the USA. Complete your build with this essential MP5 clone upgrade.
Order your 3-Position SEF Selector today for enhanced control and reliability.


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