Cycling Components
Specialized
S-Works Power Meter
Quarq DZero spider mounted to Specialized S-Works or Fact IS carbon road crank arms. Measures power at ±1.5% accuracy, transmits via ANT+ and Bluetooth LE, runs on a CR2032 battery for 200 hours. Compatible with 2013-current S-Works and Fact IS carbon road cranks in 110 or 130 BCD.
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Log in to submitLast updated March 22, 2026