The Truglo Tru-Brite Rifle Scope is specifically designed for tactical applications. Solid, one-piece aluminum construction, scratch resistant finish 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. Offers 1/4 MOA coil spring finger adjustable windage and elevation adjustments. Includes a manufacturer's limited lifetime warranty.