Fixxxer Grip Extension S&W Shield, (9mm & .40 Cal) Fix grip, grip extension for S&W shield (9mm & .40 CAL) Made from high impact polymer and withstands drop tests at extreme temperatures Part blends with the contours of the shield and has a factory OEM appearance Enhances control and comfort without sacrificing conceal ability, forms the next logical finger positioning feature to provide control Installs Instantly with no tools required