The Riton Primal Rifle Scope features an integrated throw lever for ease of magnification adjustment and capped, zero resettable turrets to put you right on target every time. The 1 Primal also utilizes Riton HD glass, providing for an optimal Field of View(FOV) with a crystal-clear picture. FeaturesFeaturing capped, zero resettable turretsAssembled in EP-Level Clean Room100% Waterproof, Fog proof and Shockproof (tested up to 1200 G's)Aircraft Grade Aluminum with Rugged Design Ready for the Toughest Environments