... , 4 eye bands and 4 circumferential bands in steel, galvanized metal fluted rings on inner and outer edges ... retailer booth, roller shutter door Inside: Door, doorcase, light steel roof structure, folding screen, ceiling, elevator, stairway, vent gutter ... , bookshelf, locker 5). Others Writing panel, garbage can, billboard, timekeeper, typewriter, instrument panel, weight sensor, photograph equipment.