The 1.5-4.5x20 Tactical Rifle Scope from Barska is a perfect choice for serious shooters and hunters who are looking for as much control as possible for extreme type shooting. Boasting a fast focus eyebell this Tactical Scope has been designed and engineered for accuracy reliability and durability. It offers a 1 single tube construction with a Mil-Dot reticle in the first focal plane. Locating the reticle in the first focal plane allows the size of the pattern to increase as the magnification is increased. This is preferred by many tactical shooters for use as a point of aim and as a means of measurement. The 1.5-4.5x20 Tactical Rifle Scope's Single tube construction provides high recoil capability with larger calibers. Backed by Barska's Limited Lifetime Warranty. - 1.5-4.5x Magnification - 20mm Objective Lens - 1 Tube - 5/8 in Mounting Rings - First Focal Plane (FFP) Mil-Dot Reticle - 1/2 MOA Click Adjustments - Accu-Lock System - Fully Multicoated Optics - Waterproof and Fogproof