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aluminum Imported Compact riflescope with 3 to 9x magnification and 40mm objective lens Fully multicoated optical system transmits up to 98 percent of available light Zero-reset turret with spring-loaded adjustment knob; 3.6 inches of eye relief Nitrogen-filledc O-ring-sealed housing for waterproofc fogproof performance BDC reticle; quick-focus eyepiece; measures 12.4 inches
Nikon Prostaff 3-9×40 Riflescope Overview
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