Bushnell AR Optics 1-4x24mm Rifle Scope - Illum. BTR-1 - The feature-packed AR Optics 1-4x24 gives you the features you need to outfit your AR with a capable and fast-deploying optic. Available in two reticles - illuminated FFP with holds out to 500 yards with 5.56 NATO; or the second focal plane (SFP) Drop Zone-223 with holds out to 600 yards. Exposed turrets allow you to dial for windage and elevation adjustments quickly and accurately, and the Throw Down PCL makes magnification changes almost instant. The IPX7 waterproof rating and fully multi-coated optics make this an outstanding value, and its compact size make it perfect use with offset irons or red dot sight. Fully Multi Coated - Multiple layers of anti-reflective coating on all air-to-glass surfaces deliver bright, high-contrast images. Clarity - Fully-Multi Coated Optics deliver crisp images in every lighting condition. Features a Throw Down PCL power change lever that you can set to two different heights, making these scopes as customizable as the rifles you mount them on. Bushnell Lifetime Ironclad Warranty. The Ironclad Warranty is a full lifetime warranty that covers the lifetime of this Product - requires no registration and is fully transferable.