Sram`s most advanced aluminum cranks paired with their most accessible power measurement system
Spindle-based unit measures left side power to calculate total watts
Long battery life (400+ hours) to power a season of rides
Lightweight, coming in less than 40g heavier than the standard crankset
Integrated one piece chainrings offer crisp accurate shifts
DUB bottom bracket adds durability and simplicity
User replaceable AAA lithium battery
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