Abstract: A removable manual and tactical safety device (1) for a hammerless or linear striker fired firearm, comprising a cylindrical body (2) having a longitudinal recess (3), a first lever (4) and a second lever (5) being secured together according to the axis of said longitudinal recess (3), said cylindrical body (2) having a transverse housing (9) for lodging a push pin (10) comprising a cogwheel having at least two cut cogs (14A) defining at least a first position and a second position of the push pin (10) respectively, said first lever (4) having a body (6) provided on its external surface with at least two pinions teeth (14B) capable of cooperating with the cut cogs (14A), so that the rotating of the first lever (4) secured with the second lever (5) permits the displacement of the push pin (10) perpendicularly to the axis of the longitudinal recess (3), said push pin (10) being held in said first and second position respectively by a spring (11) cooperating with a pin (12) located in a longitudinal cavity (13)

Abstract: A safety mechanism dedicated to a single-action type firearm, equipped with a firing system using a hammer, presented in a kit form, capable of factory assembly on the firearm, or adaptation to a firearm already in service, comprising: said hammer striking the firing pin of the firearm when firing; a hammer ring working with the hammer; a trigger-activated sear, which, during firing, releases the hammer ring; a hammer strut including a hammer spring which is compressed to cock the hammer and which, when firing, propels the hammer ring, causing the hammer to strike the firing pin; a cocking lever, which may be left/right, and which is activated manually to release the active safeties by releasing the sear, the hammer and the slide; a return spring, to return the hammer backwards into the cocked position, ready to fire single action, a cocking lever spring; a hammer spring, which is fixed thanks to a pin to the hammer strut; a pin fastened to the cocking lever and a sear spring.