2. Gold Screws for 1911: 4 screws, 4 Bushings, 4 O rings, T10 Torx keys included.
3. High polished acrylic, not slippery, not easy scratch.
4. Meas. between two center holes: 3 1/16", thickness: 3/16".
5. These grips fit 1911 Full Size (Government) with slim bushing. If the current grips on your 1911 are with a standard thickness , about 1/4". Then make sure you are aware that you would need a set of short bushing and a set of short screws!