The Sweet 22 is 1/4 MOA that means one click will move the bullet 1/4 at 100 yards. (Note if you zero at a different yardage say 50 yards one click will move the bullet only 1/8 at 50 yards.) – Calibrated for the .22 LR – Adjustable Parallax. – COMPENSATION DRUM .36gr. .38gr. and .40gr. – Limited Lifetime Warranty. – Magnification: 3-9X – Obj. Lens Diameter (mm): 40 – Exit Pupil Range (mm): 13-4.3 – Field of View @100 Yds: 42-20 – Optimum Eye Relief (in): 4 – Parallax Setting: 7.5 to Inf. – Click Adjustment Value: 1/4 – Adjustment Range: 45-45 – Weight (ounces): 16.80