Leupold 171987 1-Pc Base & Ring Combo For All Flattop AR-15 IMS Style Black Matte Finish
This one piece IMS mount is for your 30mm Rifle Scope. It is constructed of extremely durable lightweight aircraft aluminum, and has the ideal height and eye relief for AR Flattop rifles. There are 4 screws for each ring top that seat into steel inserts. This model has a 20MOA cant built into the mount for long range shooting.