The Tactical Series 6X40mm full size scope is simplicity in its purest form. Features one solid piece of aircraft grade aluminum to withstand constant heavy recoil, fog proof and shock-resistant housing, Nitrogen charged with weather resistant seals, Blue fused multi-coated lens provides superior light transmission, resolution and scratch resistance, windage and elevation adjustment and 3.5" eye relief provides safety from heavy recoil and enables fast target acquisition. Includes Weaver/Picatinny 1913 ring mounts.