6 metal framework elements for building or construction; door components of metal, in particular, door panels, door frames, door handles, door knobs, and sliding door rollers and pulleys; metal casings for doors; suspending runners of metal for hanging doors; guide rails of metal for automatic doors; metal beams for supporting autodoor drive mechanisms structural parts, in particular, door suspending runners, drive motors, central processing units (CPU), drive pulleys and driven pulleys; metal transoms for covering entrance headers; driving pulleys of metal, in particular, metal pulleys for autodoor drive mechanisms; door suspending runner supports mountable to autodoor drive belts; crank shafts and swing arms of metal for auto or semi-auto door openers; sliding door saddles; metal safety guards preventing access to unexpected automatic door opening