No modification is needed for installationbr>
Manufacture: Silverback / ACM.
Package Include: Laser Grip, CR2032 x 2 and setting pins.
- Also compatible with Guarder frame
- Made with POM polymer and rubberized material
- Class 2 laser powered by two cr2032 batteries (included), setting key included
- More than 4 hours of continuous use
- Will fit many different type of Glock with user modifications