Excalibur TACT-100 IR Crossbow Scope 32mm objective 30mm tube Multicoated lenses Parallax-free at 30 yards 1.5-5X magnification based on selected velocity Calibrated for velocities between 300-450 FPS Red/green Fast Point 100 Yard illuminated multi-reticle with 10-yard increments Windage and elevation adjustable external turrets Shockproof, waterproof, and fog-proof Includes 30mm mounting rings Includes flip-up lens caps Limited lifetime warranty