[vc_row][vc_column][vc_column_text]Mr. Keith Oliver is the first inventor of the chamberable bore sight. Patent# 6,622,414 RE 429,40 The Osprey Laser Bore Sight System is the most precise, fastest, and most cost effective method to accurately sight your weapon. A laser dot, which has been precisely calibrated in the cartridge, is projected down the barrel. We will get you within 1.5” of dead center by following our instructions on the back of the bore sights.
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