For hunters and shooters looking for the best value for their money, the Vortex Crossfire II series is tough to beat. This Vortex Crossfire II 4-16x50mm AO Rifle Scope with Dead-Hold BDC reticle delivers performance and durability that far exceeds its affordable price. Fully multi-coated lenses. Clear, bright images. Long eye relief. Fast focus eyepiece. Adjustable objective lens. Resettable MOA turrets. Rugged construction that's fully waterproof, fogproof and shockproof. Plus, it's backed by the Vortex VIP unconditional lifetime warranty. It's everything you want in a rifle scope. At a price that hits the bullseye. With the Vortex VIP Warranty, you get a very important promise The Vortex VIP Warranty is about how its handled, not how it happened. Vortex promises to repair or replace a damaged or defective Vortex scope at no cost to you. If your product can not be repaired, it will be replaced. This unlimited Lifetime Warranty is fully transferable and requires no warranty card be sent in or receipt dug out. If you own it, Vortex will handle it, and that's a promise. Fully multi-coated on all air-to-glass surfaces for increased light transmission Dead-Hold BDC reticle with customized hashmark design helps eliminate guesswork on holdover and windage corrections Listed reticle subtensions used for estimating range, holdover and wind drift correction are accurate at 18x Adjustable objective lens provides quick, easy image focus and parallax removal Fast focus eyepiece allows quick and easy reticle focusing Capped reset turrets allow re-indexing of the turret to zero after sighting in the riflescope Rugged, shockproof single-piece tube constructed of a solid block of aircraft-grade aluminum for strength and rigidity O-ring seals prevent moisture, dust and debris from penetrating the riflescope for reliable waterproof performance in all environments Nitrogen gas purging prevents internal fogging over a wide range of temperatures Vo