This is a Truglo Sight known as the Brite-Site, model TG131MP.
This fiber optic handgun sight is meant for fast target acquisition and to be easily seen. Made out of CNC-machined steel the sight has contrasting red front and green rear fiber optics. The concealed fiber cannot be seen by the target" only the user. The sights fit standard holsters thanks to a snag resistant design.
Features:
Uses traditional fiber optic technology
Contrasting red front and green rear
Concealed fiber cannot be seen by target
Fits standard holsters
Snag-resistant design
