This is a Patriot Ordnance Factory , model 00666.
The POF-USA ambidextrous safety selector is a drop in upgrade designed to increase the shooters' options and maximize the efficiency of taking the rifle from "fire" to "safe". Installation of this product is nearly identical to installing a standard selector" the only difference is once the selector is installed you will need to attach the right side lever using a 1/16 Allen.
Features:
Ambidextrous
Easy Installation
Drop-In Design
