Pay in 4 interest-free payments of $8.25 Learn more
Ships within 48 hours · Estimated delivery Nov 16 - Nov 21
Includes recessed nut
13 hours in GPS and optical heart rate (OHR) mode and 72 hours in pool and OHR mode
12% lighter than Catalyst Pro
The Butterfly Ti has a textured leather cover that will wear beautifully over time and keep you solidly planted on the saddle
SIDI Tecno-3 Rotor System 85mm System Pair - Black/Yellow ModelNumber=K8666 Includes recessed nutThe SIDI Tecno 3 Rotor System is a replacement dial system for select SIDI cycling shoes allowing you to maintain a precise and comfortable fit. The cutting edge system features Dyneema cables known for their strength and light weight.
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