RED DOT HOLOGRAPHIC HD-21B OPEN BLACK BR1 (T66409)

The reticle consists of a bright spot.
Compatible with a 22mm Picatinny mounting rail.
The viewfinder replica is powered by a 3V CR2032 battery placed on a special shelf which is in turn attached to the viewfinder.
the viewfinder is equipped with a sensor that reduces the brightness of the aiming point indoors and in low light conditions.

The set includes:
replica reflex sight
lens cleaning cloth
hex key