Leupold DeltaPoint Pro AR Mount, Matte Finish, Fits Any Picatinny Rail, Aluminum 177154 Most people think of the DeltaPoint Pro as a pistol sight, but it's just as capable on an AR platform as it is on a handgun. The DP Pro AR mount brings the red dot to just the right height without adding a ton of weight or bulk. It's ideal for AR pistols for lightweight builds where every ounce matters.