Weaver 849427 Classic Handgunx 40mm, 1.5-4x20mm Gloss Dual-x Made of the highest quality materials Hunting scopes pistols Another quality Bushnell product Fully multi-coated lenses for optimum edge-to-edge clarity Nitrogen purged tubes to eliminate internal fogging 1", one-piece construction that is waterproof, fogproof, and shockproof Torture-tested to withstand the most powerful handgun calibers Set for 50-yard parallax