551 B Reflex Sight Replica
A precise reflex sight by GFC Accessories with full aim point adjustment both vertically and horizontally with brightness and colour (red and green) settings.
This model is also equipped with a RIS 22 mm mount. Additionally, the manufacturer has included in the set a QD mount that enables rapid detachment from a 22 mm mounting rail as well as a flip-up lens cover. The model features an implemented auto-off system that turns the sight off after 2 hours of being idle as well as a battery charge indicator.
The sight is powered by two LR44 batteries (included in the set) located beneath the top cover.