The Truglo Tactical Rifle Scope is specifically designed for tactical applications. Solid, one-piece aluminum construction, scratch resistant finish and 1/4 MOA coil spring finger adjustable windage and elevation adjustments add to the durability of this scope. Multi-coated lenses for exception light transmission in all conditions and the nitrogen filled tube makes it water, fog and shockproof. Includes a limited lifetime warranty. FeaturesBDC can be calibrated to most .223 and .308 cartridges and accommodate targets up to 600 yards awayScope includes two removable BDC target turrets in calibers: .223 and .308Red and green illuminationIncludes one-piece 30mm rings / scope mount