ANCIENT IRON Handcuffs, they are from a Family Inheritance, and I was told that they are from the 1800's.

Howdy Amigos,
It's me again with most likely a Stupid Question!
Could these be Authentic?
Many Thanks,
Sincerely,
RG
Unfortunately, the pictures are very similar!
https://articulo.mercadolibre.com.ar/MLA-852629525-esposas-antiguas-de-hierro-_JM#position=35&search_layout=stack&type=item&tracking_id=0df0f57e-1da6-430d-8925-5279626925dc