The law specifically refers to putting a product in to service or placing a product on the market if they are on the prohibited (article 5) or high-risk (articl

The law specifically refers to putting a product in to service or placing a product on the market if they are on the prohibited (article 5) or high-risk (article 6, annex III) list and don't have an applicable exception. IANAL, but it's pretty obvious that a set of weights alone clearly is not such a product. Also note that the law has explicit exceptions for research, development, open source and personal use.