: Builders must source a brand-new or intact surplus barrel and a newly manufactured semi-automatic receiver, or expertly re-weld the cut receiver pieces with heavy internal modifications to prevent automatic fire.
You cannot simply screw a DP-28 parts kit back together; it requires advanced machining or professional gunsmithing to become a functional weapon again. dp28-parts-kit
: Kits generally feature a bolt, bolt carrier, gas piston, bipod, stock, trigger group, and the massive top-mounted "pancake" drum magazine. : Builders must source a brand-new or intact