No one understands the need for unquestioning accuracy better than Sig Sauer. The Sig Sauer Whiskey4 2.5-10x42mm 30mm SFP 0.25 MOA Quadplex Reticle Riflescope (SOW42003) have been developed for military, law enforcement, long range hunters, and competitive shooters for one reason: When you take your shot, it will count. With variable power 4:1 optics, locking zero stop elevation turrets (select models), and a crystal-clear images across the entire range of magnification, you already know that youre holding a high-performance tool designed for the most demanding shooters. If you have one of Sig Sauer select models featuring the Hellfire illuminated reticle system, youll enjoy an unprecedented level of precision and accuracy in any lighting condition. Whether youre a seasoned professional or a passionate hobbyist, the Whiskey4 Riflescope operators manual is the perfect companion to help you get the most out of your scope. Contents: Whiskey4 Riflescope, Lay-Flat Flip Backs (x2), Removable Throw Lever, Operators Manua, Hex Wrench. 2.5-10x magnification Precise and tactile 1/4 MOA adjustment Second Focal Plane (SFP) Quadplex reticle Superior optical design with 4x magnification range 42mm objective lens diameter 30mm main tube size Parallax adjustment Includes flip-back caps and removable throw lever