This compact 1911 rubber finger groove insert fits under any compact gm 1911 side panel grip adding rubber finger grooves for comfort and better handling.It allows for the use of any type of side panel grips (wood, simulated ivory, pearlite, etc.), and because the side portion of these grips is only 1mm thick, the overall width is only minimally affected.Type: Finger Groove InsertFirearm Type: 1911 CompactMaterial: RubberFinish: BlackAdjustment Type: No