Designed with reticle holdover points out to 200 yards, the Sightmark core SX 3-9x40 22LR Rimfire riflescope is the perfect optic for small game hunters and target shooters. This specialty scope features a 22 LR BDC reticle, calibrated for 40gr standard velocity and 29gr high velocity, for increased accuracy in a variety of conditions. Constructed from a single piece of Aircraft grade aluminum, this riflescope is built with a one inch tube and a hard anodized finish that is shockproof, fog proof, and waterproof. This core SX 3-9x40 scope features multi-coated lenses and resettable capped turrets for exceptional dependability, rain or shine.