The Bushnell 1-4x 24mm AR Rifle Scope features supreme quality and maximized features for improved reliability and accuracy. The AR Optics Scope has easily operable turrets for precise adjustments including windage, elevation, variable power as well as a side focus parallax adjustment. The AR Optics Scope is constructed from excellent quality materials and is a fully, multi-coated optic. The AR Optics Scope supports extended distance shooting and while the the field of view allows for 112 feet of distance at 100 yards. Bushnell Optics Scopes also come with Bushnell's Lifetime Warranty.