Modify your O.Z-9 with standard size grip kits. Easily customize the look of your O.Z-9 with a different colored grip. The improved grips have steeper angles, and forward hand position keeping the muzzle down, and pointing straighter. Simply remove the take-down pin, install the new grip and reinstall the take-down pin. No need to remove the trigger. Ready to install out of the box. ZEV Gen4 Magazine Release installed. Take-down pin included.