Abstract: In a bolt actuated firearm having a cartridge receiver station communicat linearly with a firing chamber, magnetic means in the receiver station which cooperate with the cartridge magazine or belt to first positively move each cartridge from the magazine or belt into the receiver station and then to releasably hold the cartridge in the station for in line movement into the firing chamber under the influence of the bolt, the magnetic means also guiding axial linear movement of the bolt to its firing chamber position and sequentially thereafter releasably holding the bolt thereby to prevent bounce of the bolt and cartridge until firing of the cartridge.

Abstract: Stripper/De-linker assembly for disintegrating links of ammunition belts ch is located in the feed tray and which rearwardly strips and delinks in the feed tray, links, each of which totally circumscribes the corresponding cartridge or round and remains on the cartridge or round during firing thereof.

Abstract: A launching device is adapted for removable attachment to the muzzle of a rifle barrel, and has a cup holding an explosive grenade or the like in launching attitude. Upon firing a blank cartridge in the rifle, discharge gases within the barrel activate the launcher, throwing the grenade through the air toward an enemy target.