Barska® Cantilever Mount with Integrated 30mm Rings and Rail.
Pair of cantilever flat top AR rings with integrated 30mm ring and 1 detachable rail top with 1" inserts. This forward offset Mounting Ring allows mounting of longer riflescopes on your flat top AR. Includes Picatinny rail top for mounting optional shooting accessory. 6 heavy-duty screws keep the optic in place and a large thumb lock screw keep the Mount securely on firearm.More: