• New Specialized S-Works 4-tooth x 104BCD Alloy Four-Hole MTB Chainring. Mates best with a 32T ring.
• Shifting ramps and pins.
• Quality and will work with 3x7/8/9-speed systems.
• 2.8oz./80 grams.
• 104bcd fits a lot of cranks.
• CR4282/4284.
• FREE shipping in the USA.