35mm rings with 1,25" height (I think):
Scope controls. Magnification ring has a "cat tail" from the factory. The same "cat tail" merged with 'second zero' is on elevation knob.
'second zero' ring on elevation knob., digital illumination controls and parra lax control :
Eyepiece with +-3 diopter
When magnification is on 10x cat tail on magnification ring blocks bolt (Bill's bolt knob installed)
Clicks are good. Markings is also visible. Elevation knob has zeros top.
Distance to house is 320 meters. 10x
Distance to this sun-lit building 450 meters