| 摘要 |
A dual function semi automatic single shot rifle of simple, economical and durable construction is disclosed. A one piece receiver hollowed out for strength and weight reduction also acting as the rear stock houses a simple internal working mechanism, a sliding bolt carrier that is adjustable for various cartridge pressures, and also serving as a manual draw back action by tightening the operating spring adjustment screw. A single piece barrel of simple design is attached to the receiver at four location points, thus provided is a simple assembly with a minimum of internal working parts.
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