This is Toyo Kohken's retractable fall prevention device, Keeper KP7.5! The wire rope length is 7.5m! I think it's still usable, but it's used, so please judge from the photos! Only those who understand, please! Harness, safety belt, construction worker, scaffold builder, steel frame worker, heavy equipment worker, scaffolding worker, rebar, formwork, carpenter, civil engineering, earthwork, site, high-altitude work, painting, Chikuma-ya, Toyotaya, Taneda, Masuya, Even River, Aizu Frontier, Belblock, safety block