Quick view Colt Colt Rear Sight Assembly - AR15 / M16 / M16A1 / 733 / C7 / C8 Original Colt complete Rear Sight Assembly for all Colt AR-15 / M16 / M16A1 models before the introd MSRP: $64.00 Was: Now: $59.00 - $84.00 Options
