Knight's Armament Airsoft KAC Steel Micro Real Sight for Milspec 1913 Rail System

Knight's Armament Airsoft KAC Steel Micro Real Sight for Milspec 1913 Rail System Steel Construction Flip-up 200-600 Meter Style Sight Engraved "Knight's" Logo Marking Fit to Mount on 20mm Picatinny Rail System Handguard