A quick-release rifle mounting system, comprising: (a) a mounting panel having a back side for securely engaging to an interior surface of a bag, and a front side having at least two panel loops extending therefrom, whereby each panel loop forms an open channel between the panel loop and the front side of the mounting panel; and (b) a quick-release strap has a grip portion and two strap portions, each strap portion having an end attached to the grip portion, and a free end sized to be threaded through the channels on the front side of the mounting panel. The strap portions are releasably attached at their ends to form strap loops.