Cool Hand 1911 Full Size G10 Grips, Bobtail Round Butt Cut, Mag Release, Ambi Safety Cut, OPS Texture 1.CNC Machined from G10 Phenolic Material. 2. These grips fit most 1911 Full size(Government/Commander) with bobtail cut on the market. 3. Meas. between two center holes: 3 1/16", thickness: 1/5". 4. Ops texture, aggressive. 5. Screw not inclued.