The Aim Sports Sniper JLB3940G 3-9x40 scope is expertly engineered from a single piece of aircraft-grade aluminum ensuring durability and the ability to withstand constant heavy recoil. Equipped with a P4 Sniper reticle and parallax adjustment it delivers precision and reliability for your shooting needs. The green fused multi-coated lenses enhance light transmission and clarity while the flip-up lens covers provide protection from dust and scratches when not in use. Its weatherproof fogproof and shockproof construction makes it ideal for use in various environmental conditions. The scope offers a magnification range of 3-9x a 40mm adjustable objective and a field of view of 36.60 to 13.60 feet at 100 yards. With 2.70 to 3.30 inches of eye relief you can shoot safely even with heavy recoil. It features adjustable windage and elevation a 1-inch tube diameter and a compact 12.50-inch length weighing only 13.25 ounces. Weaver/Picatinny 1913 ring mounts are included for easy installation.