Weaver takes rimfire riflescopes as seriously as its big game brethren. Every Classic Rimfire scope incorporates many of the exact same features found on Weaver's top-of-the-line models. Designed to bring out the best in rimfire and adult air rifles, the Classic Rimfire comes in variable and fixed power modelswith fully multi-coated, non-glare lenses that produce edge-sharp, low -light brightness, even in the duskiest of conditions. All scopes feature rugged, aircraft-grade, one-piece aluminum construction. Waterproof, fogproof and shockproof, the Classic Rimfire is designed to withstand the multi-directional recoil from the heaviest spring-loaded adult airguns. Parallax is set at 50 yards for ideal rimfire target acquisition and accuracy.Featiures:- 1" tube- Fully multi-coated lenses- One-piece tube construction- Engineered specifically for rimfire and airgun useSpecifications:- Magnifications: 2.5-7x- Obkective Diameter: 28mm- Reticle: Dual X- Exit Pupil: 2.5x: 9.9mm and 7x: 4mm- Field of View: 2.5x: 40.3 Feet and 7x: 14.6 Feet at 100 Yards- Eye Relief: 3.62" - Click Value: 1/4" at 100 Yards- djustment Range: 52.36" at 100 Yards- Length: 11"- Weight: 9.75 oz- Finish: Matte Black