Quarq DZero for Specialized Power Meter Spider

The Quarq for Specialized Power Meter Spider replaces the factory spider on Specialized's S-Works Carbon Crankset. It features Power Balance, OmniCal, compatibility with a wide range of chainrings and a track record filled with UCI WorldTour wins and World Championships. Ease-of-use takes center stage with the prominent ANT+ ID, LED indicator and the easy-to-replace CR2032 battery. You also get AxCad accelerometer cadence, an IPX7 waterproof rating, a 2-year warranty, diagnostics with the Qalvin Legacy app and worldwide support.

Features

ANT+ wireless technology.

Power measurement in the crankset spider - the heart of your bicycle, its sole job is to convert the effort from both legs to forward motion.

10K temperature compensation eliminates temperature effects on power measurement.

AxCad accelerometer cadence removes the need for a magnet.

The LED and visible ANT+ ID streamline installation and operation.

Power Balance

OmniCal

CR2032 battery - 300 hours of riding time.

ANT+

+/- 1.5% accuracy

Diagnostics with the Qalvin Legacy app.

Specifications

Bolt Circle Diameter:110 BCD, 130 BCD

Compatibility:Works with 130 BCD and 110 BCD chainrings, both 10- and 11-speed, from SRAM, Shimano (10-speed only), Rotor, FSA, Praxis, WickWerks and others.

Material:CNC Machined Aluminum Spider

Accuracy:1.5%

Wireless Technology:ANT+

Battery:CR2032, 200 hours of riding time

Weight:154g