RED DOT HOLOGRAPHIC ET557 BLACK BR1 (T66403)

Red dot sight with metal casing and aiming point adjustment (via two knobs) and a wide range of brightness adjustment.
​The red circular tip reticle is powered by 2 AAA batteries.
Features a removable metal case, allowing attachment of flip-up lens covers.
The sight comes with a 22mm RIS rail mount.
This allows the sight to be attached to virtually any replica equipped with such a rail.