Universal magazine loading and unloading accessory

An accessory for facilitating the loading and unloading of cartridges into a firearm magazine configured to accommodate a plurality of cartridges arranged in first and second columns of cartridges, the magazine including an open end through which the plurality of cartridges can be loaded into one of the first and second columns, wherein a width of the open end is wider than a diameter of the plurality of cartridges, the accessory comprising:

• a main body including:
• a top end having a top opening formed therein;
• a bottom end having a bottom opening formed therein;
• and
• a plurality of wall portions extending between the top end and the bottom end, defining therebetween a body cavity in communication with the top opening and the lower opening, and also defining a front opening in communication with the body cavity,
• wherein a first portion of the body cavity is sized and configured to receive a cartridge from the front opening, and
• wherein a second portion of the body cavity is sized and configured to receive a portion of the magazine having the open end from the bottom opening;
• a thruster movably coupled to the main body and mounted to the main body above the top end, wherein the thruster includes a plunger which is movable into and out of the first portion of the body cavity through the top opening.