Description from the Trijicon site:
4.5 MOA Amber Dot with Flattop Mount (custom design for the M4A1 as sold to US Special Forces)
This is a take off optic and is in VG+ condition. Glass is clear and the fiber optic collector face is undamaged. Some minor scuffing on the metal finish.
Includes bikini lens cover and lens pen as shown.
REF number P-1503