Rival AXS Power Meter Upgrade Length:175mm and 50mm heights to achieve

and 50mm heights to achieve proper positioning

Shokz's signature open-ear design keeps you immersed in your workout while staying grounded in your surroundings

Super SLR dual pivot designs keeps operating friction to a minimum

Battery Type: Lithium Polymer

It’s your in-vehicle charger when you’re out on the open road

Rival AXS Power Meter Upgrade Length:175mm and 50mm heights to achieveInvisible technology that will help you get to the finish line faster? Yes please. Our Rival power meter unit is entirely contained within the DUB spindle for effortless integration with any bike. Just install, pair, and ride. FEATURES: Spindle based unit measures left side power to calculate total watts Long battery life (400+ hours) to power a season of rides User replaceable lithium AAA battery DUB bottom bracket adds durability and simplicity