Designed specifically for use in Beretta 92 and 96, M9, M9A1, M9A3 and Taurus PT92, PT99, PT100, and PT101 pistols, the LMS-1441 replaces the factory spring guide assembly with a high intensity red laser sighting system for advanced target acquisition. Easily user installed without the need for gunsmithing or special tools. This Guide Rod Laser is for full size pistol only.***NOTE: This Guide Rod will not fit the 92A1, 96A1 or the 92X