Introducing the Athlon Optics Talos HMR Rifle Scope. The Talos HMR Rifle Scope is a one-piece 30mm aircraft-grade aluminum tube with fully multi-coated lenses and argon purging. These scopes are waterproof, fogproof, and shockproof constructed to endure whatever is thrown at them. These scopes are also simple and posses accessible controls for consistent operation. FeaturesAircraft-Grade Aluminum TubeMulti-coated LensesArgon PurgedWaterproofFogproofShockproof