| 摘要 |
<p>The invention relates to a sleeve for the chamber of a sport pistol or sport rifle and to a method for manufacturing same. It includes a tubular configuration, having a connector duct between the inlet (2) and the outlet (4) thereof, characterized in that said connector duct (8) is calibrated to a predetermined value as a function of the power rating of the sport pistol or sport rifle.</p> |
