The Leupold® Integral Mounting Systems (IMS) family quickly and easily eliminates the two most common issues faced when mounting standard riflescopes to AR-style rifles; scope height and eye relief. From the Mark 1™ to the Mark 4®, each aluminum IMS® cantilever design mounts directly to the firearm’s MIL-spec 1913/Picatinny to raise the scope and push it forward, eliminating the need for risers or specialized optics with shortened eye relief. All Leupold IMS® products are tested to endure the ri
