Mission First Tactical Standard Picatinny Rail Flashlight Mount, Black, (1-Inch, 3/4-Inch, 5/8-Inch) Quick Detach mount for Illumination source or lasers Large purchase pad for quick release Accommodates 3/4in, .825in or 1in diameter light/laser Quick detach mount for illumination source or lasers Large purchase pad for quick release Accomodates .75", .825", or 1" light/laser