| 摘要 |
A quick coupling for the stock of a portable weapon, automatically provides the stock with a specific drop and cast upon its coupling by means of an interchangeable plate which can be replaced easily. The characteristics and the number of plates available are such as to meet the variation requirements made by the various users. The new quick coupling has considerable advantages in terms of constructive technical simplicity, ease of drop and cast adjustment, quick disassembly and maintenance of the weapon. |
