The Tasco 30mm Red Dot Sight fits standard .22 rimfire or airgun Weaver bases. This sight will also accomodate up to 3" shotgun shells and handguns up to .357 magnum.

Specifications and features:
30mm objective lens
5 MOA illuminated red dot
11 position rheostat
57' field of view at 100 yds.
Unlimited eye relief
1 MOA windage and elevation
50 yds. parallax setting
Rubicon fully coated, multilayered lenses
Fixed focus
38mm tube
6 oz.
3.75" long
Built on dovetail rail
Black matte all weather finish