The Mountmaster AO series was designed to allow rapid correction of focus and parallax error through adjustable objective lenses (AO).
From today, if necessary, it will be possible to adjust the scope to targets up to a minimum distance of just 9 meters!
The AO Series features a match quality 3/8 inch dovetail mounting ring.
Already equipped with a return stop screw which allows the attachment to be mounted on powerful compressed air weapons without the fear of movement due to the strong return resulting from the release of the spring.
It comes with mil dot reticles as standard equipment.
Pro version with illuminated reticle.
Supplied with 11mm mounts suitable for any type of rifle and lens caps

Zoom: 3x to 9x
Lens diameter: 40mm
Weight: 379.88g
Length: 33.78cm