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- Shimano 7600 Dura-Ace Track Sprocket 1 / 2 x 3 / 32 inch 13 teeth, Silver
- Shimano article number Y-27913000
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Dura Ace Track 3/32″ Cog The Shimano system engineering approach has been applied to the Dura-Ace Track components. Painstakingly designed to realize the ultimate balance of light weight and rigidity, Dura-Ace Track provides the fraction-of-a-second advantage that`s often the difference between winning and losing on the banked oval. Silky smooth high-performance precision bearings enhance the high level of power transmission efficiency provided by the ultra-rigid lightweight design.