High Quality Chromoly steel.:
Made in USA:
356- ATC-250R 83-86, CR-250 78-86, TRX-250R 86-89, CR-450R 1981, CR-480R 82-83, CR-500R 84-85. 520 CHAIN. Available in 11 through 15 tooth. Note: When the tooth size is smaller then the stock size, a circlip will be supplied to hold the sprockets on the shaft. Affected tooth sizes for this part is 11 tooth.