Section 15 Base metals and articles of base metal 83 Miscellaneous articles of base metal 83 09 Stoppers, caps and lids (including crown corks, screw caps and pouring stoppers), cap 83 09 90 Stoppers, caps and lids (excl. crown corks)... of base metal 83 09 90 00 Stoppers, caps and lids (excl. crown corks)... of base metal Commodity Code Description 83 09 90 00 00 Stoppers, caps and lids (excl. crown corks)... of base metal