This riflescope belongs to the feature-rich, ruggedly built Simmons family of scopes. Shot-after-shot, hunt-after-hunt, these scopes deliver stunning on-game performance, reliability, and value. Simmons' exclusive TrueZero windage and elevation adjustment system locks tight to zero through an untold number of hunts. Plus, the QTA (Quick Target Acquisition) eyepiece delivers a constant 3.5 inches of eye relief through the entire magnification range. The QTA eyepiece makes acquiring targets a snap. SureGrip adjustments make for easy adjustment, even while wearing gloves.