Nikon Prostaff 5 Rifle Scope 2.5-10X 40 BDC Silver 1" 6737 The Nikon PROSTAFF 5 2.5-10x40mm Rifle Scope gives you all the adjustments and versatility you need in a hunting rifle scope, including hand-turn reticle adjustments with spring-loaded zero-reset turrets, and a convenient quick-focus eyepiece that lets you take full advantage of the scope's full 4x range of magnfication with ease - even from a shooting position. Reticle adjustments are made in 1/4 MOA click-stop moves you can both feel and hear, and with no backlash to make your shot creep off target. Model: Prostaff Finish/Color: Silver Objective: 40 Power: 2.5-10X Reticle: BDC Size: 1" Type: Rifle Scope Manufacturer: Nikon Model: Prostaff Mfg Number: 6737