Kimber 1911 Fixed Dovetail Mount for Trijicon RMR /SRO, Holosun 407c/507cDovetail red dot sight mount for Kimber 1911 Fixed handguns. Fits red dot sights with the Trijicon RMR footprint, such as Holosun 407c 507c and many more. Mounting hardware is included. Compatibility Kimber 1911's with Fixed Rear Sights Desert Eagle 1911G * Desert Eagle 1911C * * This mount will require a decent amount of fitting to work with the Desert Eagles and is NOT a drop in part on that application. This mount does NOT fit Kimber Micro Kimber