Cool Hand 1911 G10 Slim Grips, Full Size (Government/Commander), 3/16 Thin, Big Scoop, Ambi Safety Cut, Sunburst Texture, These Grips Only Work with Short Bushings 1. CNC machined from strong durable non slippery G10. 2. These grips fit 1911 Full Size (Government/Commander) with slim bushing. 3. Meas. between two center holes: 3 1/16", thickness: 3/16". 4. Sunburst texture, aggressive. 5. 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.