Invention Grant
US08833354B2 Bushing for the chamber of a sporting pistol or rifle and manufacturing method 有权
用于运动手枪或步枪和制造方法的套管

Bushing for the chamber of a sporting pistol or rifle and manufacturing method
Abstract:
Bushing for the chamber of a sporting pistol or rifle and the procedure for its manufacture. It comprises a tubular configuration, with a connection passage with its entrance orifice (2) and exit orifice (4) characterized in that said connection passage (8) is calibrated to a predetermined value in function of the output power of the sporting pistol or rifle.
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