BudsGunShop.com - Red dot compatibility

This uses the same footprint as the Shield RMSc so it also fits the Romeo Zero and Holosun 407K and 507K. Hope this helps.

Joshua, unboxing & demo video here. --- youtube.com/watch?v=2u4FdV-wehQ

The R7 MAKO is Kimber's first polymer framed, striker fired, high-capacity, subcompact handgun. Designed to compete with the best, the R7 MAKO is outfitted with todays most desired features providing superior out-of-the-box performance. The R7 MAKO family comes standard with high contrast TruGlo Tritium Pro night sights, ambidextrous controls, and a flat faced trigger. The optic ready (OR) model comes with its slide milled to accept micro red dot optics.
As far as compatibility just do a Google search for different options.