Street decoration pack, American style, H0 1/87 scale composed of 3 items a metal mail box a water hydrant and a parking meter all at H0 scale
You can also buy them separately.
Metal MailBox https://www.cgtrader.com/3d-print-models/miniatures/figurines/metal-mail-box Fire Hydrant H0 scale https://www.cgtrader.com/3d-print-models/miniatures/other/street-pack-scale-h0-ho-1-87 Parking Meter H0 scale https://www.cgtrader.com/3d-print-models/miniatures/other/parking-meter-scale-h0-1-87