Leupold 1-Piece Integral Mounting System (IMS) Mark IMS 35mm - Dark Earth

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.Weight (oz)5.9Length (in)5.74Rear Offset (in).38Ring Depth (in).65Length Within Rings (in)3.68Ring Width (in)1.98Ring Height (in)1.5