i have a New in box Kiser Munitions Aimpoint M4 Multimount, $99 delivered
here is a link to their site http://www.kisermunitions.com/ with more pics, my pics are at bottom
The Kiser Munitions MultiMount is the solution for mounting your Aimpoint CompM4 and Aimpoint 3XMagnifier - one compact mounting solution retains both optics. The MultiMount design allows for quick attach and removal of the 3XMagnifier with dependable retention once the optic is in place.
7075 T6 aluminum with Type III hardcoat anodizing / screw-locking helical inserts / low-profile design / proper height for "lower third" cowitness / cantilever design for using Magnifier without changing your cheek-weld