The NcStar Courage Series 4×32 Compact Scope is the perfect 4x magnification optic for medium to long range shooting.  Constructed out of aircraft-grade aluminum with a hard anodized finish, this scope is nearly indestructible and can withstand the rigors of dynamic shooting.  It is waterproof, shockproof and fogproof.  The lens is mult-coated for increased sight picture clarity.  The scope can be adjusted for windage and elevation via the audible and tactile adjustment turrets.