折畳み足 FDL-0020-BKの高価買取価格

It looks like you're referencing a product with the code "4573598250103" and the description "Folding legs, Black | FDL-0020-BK," which translates to "鉄製折畳足" in Japanese. This suggest it's a type of folding leg, likely used for tables or other furniture, made of metal and presented in a black finish.
If you need more specific information, such as features, dimensions, or where to buy it, please provide more details or questions!