Double lock system of which one acts on the upper part of the weapon and the second acts on the trigger guard of the weapon. The two are independent of each other. The upper one is activated by a horizontal movement of the thumb. With pressure on the lever, the upper hood opens frontally and disengages the weapon. For reclosing the hood, manually place it in the upper block position. The lower one is activated by a horizontal movement of the index finger. With a movement of the finger on the external lever, the pivot that blocks the trigger guard disengages and the weapon can be drawn. The weapon locks by simply replacing it in the holster.