The BSA Tactical Weapon Series 1-4x24mm rifle scope is engineered specifically for tactical style firearms offering variable 1x to 4x magnification with a 24mm objective lens and mil dot reticle for precision shooting.BSA Tactical Weapon 1-4x24mm Variable ScopeMil dot reticle for range estimation and holdover30mm tube diameter for enhanced light transmissionFully coated lenses for clarity and brightness1/2 MOA click adjustments for precise zeroing3.5 inches of eye relief for comfortable shootingField of view: 97.5ft at 100yds (1x) to 23.6ft at 100yds (4x)35 MOA windage and elevation adjustment rangePerfect for tactical applications hunting and target shooting where versatility and precision are essential. Compatible with AR-platform rifles and other tactical firearms with appropriate mounting systems.