The Mountmaster AO series has been designed to allow rapid correction of focus and parallax error through adjustable lens (AO) lenses.
From today, if necessary, it will be possible to adjust the telescope on targets up to a minimum distance of just 9 meters!
The AO series is equipped with a 3/8 inch dovetail attachment ring of "match" quality.
Already equipped with a return stop screw that allows the attachment to be mounted on powerful compressed air weapons without the fear of movement due to the strong return deriving from the release of the spring.
It comes with mil dot reticles as standard.
Supplied with 11mm attachments suitable for any type of rifle and lens caps

Zoom: from 3x to 9x
Lens diameter: 40mm
Weight: 369.88g
Length: 33.78cm