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- An elegant integrated design - DUB-PWR spindle-based unit measures left side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset)
142 and BOOST rear spacing
The foam interior acts
Reduce friction
404 Firecrest MY21 stock - An elegant integrated designZipps legendary speed weapon, the 404 Firecrest, is better than ever. This go to rim brake wheelset is, for the first time, tubeless ready. That means you can run reduced tire pressure for reduced rolling resistance and increased cornering grip and compliance without the risk of pinch flats. This wheelsets 58mm rim depth is a classic that has carried athletes to victory in every kind of event and situation every triathlon distance, breakaways, field