Unused bike hook made of sturdy plastic, with a steel bracket around the hook. Seems to be this on a well know retail place Ultimate-Hardware-Vertical-Mounted-Storage/dp/B07JN92ZSF?source=ps-sl-shoppingads-lpcontext&ref_=fplfs&psc=1&smid=A32CWL50OXRGYH Top section with hook around 36cm long.Bottom section around 17cm long 10 available. If you buy multiple, can likely optimise postage cost - pls message me. Comes with screws but strongly assume you'll need bigger ones.
eBay