FIELD: weapons and ammunition.
SUBSTANCE: sport rifle exploiting compressed gas or air to propel bullets. It comprises trigger mechanism, compression cylinder, breech, barrel with joint nearby breech and, at least, one cartridge with cylindrical bullet. Cartridge comprises top and bottom caps to define bullet position there inside. Barrel comprises, at least, one groove cut at barrel end facing cartridge chamber. Bottom cap is located at a distance from cartridge bottom end to define two inside chambers, one to house the bullet and another one to make bullet guide.
EFFECT: higher accuracy of hits.
15 cl, 10 dwg
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