Pair of cantilever flat top AR rings with integrated 30mm ring and 1" inserts. These forward offset mounting rings allow the mounting of longer riflescopes on your flat top AR-15. The extra room provided by these rings allows you to align the riflescopes eyepiece directly above the rifles charging handle. Includes 6 heavy duty screws to keep the optic in place and a large thumb lock screw keep the mount securely on firearm. Riflescope not included.