Most replicas are die-cast metal with high-quality ABS plastic components and are often hand-painted.
Many replicas include a display stand; some sets also include printed schematics or a plastic display sheet for the schematic.
Age recommendations vary by listing: several show 14 years and up, while at least one lists 4 years and up.
Many models are die-cast with high-quality ABS components and are hand-painted with intricate detail. Some sets also include printed schematic/Okudagram sheets and come with display stands.
Larger and special-edition replicas may be extra-large die-cast models (examples show about 9 inches or 15 inches) and can include features such as sound effects, dual light-up engines, separable saucer sections, and included display stands or printed schematic (Okudagram) sheets.
