Fits standard Frame 1911's only, no "double stacks" or compact frames. Most stable rail solution on the market Ability to simply change between grip panels The CC3P ships with 2 sets of panels - Black and Phantom Grey There is no need to remove the CC3P to change the grip panels Installs on your gun in under 3 minutes. High-grade, lightweight, glass reinforced polymer Can be installed without the need for a gunsmith Requires no permanent modifications to be made to your firearm. HC11 Holster compatible