Training Replica: M4 Flat Top Open Stock, Fwd Rail, 14" Barrel

The BLUE GUNS M4 with flat top, open stock, forward rail, and 14-inch barrel refers to a non-functional training or display replica modeled on the AR/M4 platform. It typically features a flat top receiver for mounting sights or optics, an adjustable stock, a rail system on the forward section for accessories, and a barrel length of about 14 inches. These �blue guns� are used for safe handling practice, drills, and instructional purposes.