• Shimano Ultegra FC-6500 B-39T 2x9-Speed Alloy Road Chainring to fit 5-hole Double Cranks.
• 130bcd and mates best with a B-52 or B-53T ring.
• Made in Japan quality from 1999.
• 1.1oz./33 grams.
• CR5155.
• FREE shipping in the USA.