NcStar MARCQ AR15 Adjustable QR Scope Mount/Ring Combo Black Anodized

NCStar’s AR-15 Scope mount with Quick Release allows you to quickly mount a 30mm or 1″ scope onto your Picatinny rail. Front Fixed Cantilever Ring with an adjustable for length Rear Ring. Rear Ring is also removable and includes 1″ inserts. Mount works with both 30mm and 1″ scopes