EXEL Cool Hand 1911 G10 Grips, Compact/Officer, for Left and Right Handed 1. CNC machined from strong durable non slippery G10. 2. Free screws: 4 screws, 4 o rings, T10 Torx keys included. 3. These grips fit 1911 Compact. 4. Measurement between two center holes are 2 11/16", thickness is 1/4". 5. HIT(hold in texture),aggressive.