Section 15 BASE METALS AND ARTICLES OF BASE METAL 73 ARTICLES OF IRON OR STEEL 73 20 SPRING AND LEAVES FOR SPRINGS, OF IRON OR STEEL. 73 20 10 LEAF SPRINGS & LEAVES THEREFOR;FOR ROAD MOTOR VEHICLES Commodity Code Description 73 20 10 10 LEAF SPRINGS & LEAVES THEREFOR;FOR ROAD MOTOR VEHICLES 73 20 10 90 OTHER LEAF-SPRINGS & LEAVES THEREFOR