Patent ID: 7752795

Claim:
A semi-automatic weapon comprising: a barrel; a receiver having a front end and a rear end; an in-between connection steel part to fix the barrel firmly to the receiver, wherein the in-between connection steel part includes a rear end and a threaded front end, wherein the front end of the in-between connection steel part is screwed to the barrel, wherein the rear end of the in-between connection steel part lodges a bolt assembly to firmly fix the in-between connection steel part to the receiver, a butt connected to the rear end of the receiver; a removable magazine assembly located underneath of the barrel and in front of the receiver, the magazine assembly comprising at least three parallel tubes joined at their front ends and back ends by a front end fitting and a back end fitting respectively forming a joint assembly, wherein a central longitudinal axis is defined by an empty space between the tubes, wherein the magazine assembly further comprises a rod placed through the front end fitting and the back end fitting and aligned with the central longitudinal axis of the magazine assembly; a cylinder contained inside the receiver; a bored plate located between the cylinder and the magazine, wherein the bored plate includes one opening per each tube of the magazine; a trigger; wherein each tube aligns with a respective one of the openings of the bored plate; and wherein the front end fitting of the magazine assembly connects to a fixing device which is fastened to the barrel.