HTS code 9902.17.87 covers "Adjustable-weight fitness dumbbells without Bluetooth capability, each ranging from 2 kg to not more than 30 kg, certified by the importer as incorporating a rotating single handle grip that interlocks disks with weight plates, supported by a fitted plastic base (provided for in subheading 9506.91.00) " under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.