| 摘要 |
A device for facilitating quick and efficient selective locking of a handgun which includes a casing adapted to be secured to the butt end of a handgun which includes therein a plurality of rotatably movable locking rings which movability is controlled by a plurality of control knobs positioned on the other surface of the casing. Movement control between the knobs and the rings is achieved by a plurality of gearing means including a pinion shaft extending through the external surface of the casing. Preferably three such locking rings and control knob combination assemblies are included to allow for full and complete locking and yet facilitate ease of unlocking.
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