(b) a semiautomatic pistol with the capacity to accept a detachable feeding device and includes at least 2 of the following features: (i) the capacity to accept a feeding device that attaches to the pistol outside of the pistol grip; (ii) a second handgrip or a protruding grip that can be held by the non-trigger hand; (iii) a threaded barrel capable of accepting a flash suppressor, forward handgrip or silencer; or (iv) a shroud that encircles either all or part of the barrel designed to shield the bearer’s hand from heat, excluding a slide that encloses the barrel.