A ROUND WIRE EXTENSION SPRING, ALSO KNOWN AS A TENSION SPRING, WHICH CONSISTS OF HELICAL WOUND COILS, WRAPPED TIGHTLY TOGETHER TO CREATE TENSION. THE EXTENSION SPRING HAS HOOKS THAT ARE PULLED OUT AND FORMED FROM EACH END OF THE BODY. THE FUNCTION OF AN EXTENSION SPRING IS TO PROVIDE EXTENDED FORCE WHEN THE SPRING IS PULLED APART FROM ITS ORIGINAL LENGTH.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING: - GENERAL INTERPRETATIVE RULES (GIR)S: GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 7320: SPRINGS AND LEAVES FOR SPRINGS, OF IRON OR STEEL. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 732020: HELICAL SPRINGS. CN CODE 73202085: OTHER THAN HOT-WORKED AND COIL COMPRESSION SPRINGS. COIL TENSION SPRINGS. ALSO CLASSIFIED IN ACCORDANCE WITH: GENERAL SECTION OR CHAPTER NOTE 2 TO SECTION XV. ADDITIONAL NOTES: HARMONIZED SYSTEM EXPLANATORY NOTES (HSEN'S) 7320 (B) (NOTE 1) REFERS. COMBINED NOMENCLATURE EXPLANATORY NOTES (CNEN'S) 73202085 REFERS.