7 components in the nature of retainer plates, safety plates, threaded ring, anti-rotation bracket, spanner ring, pin gear hub, support boom, support trolley, support mount, and speed increaser gearbox for commercial electric meat grinders and grinding systems comprised of electric food grinders; components in the nature of retainer plates, safety plates, threaded ring, anti-rotation bracket, spanner ring, pin gear hub, support boom, support trolley, support mount, and speed increaser gearbox for extruder machines, particularly for commercial meat extruding machines and extruding systems comprised of meat extruding machine