- Upgrade standard (non-Wide) Rival D1 cranksets to power meter cranksets.
- Replaces non-drive crank arm and spindle. Uses existing drive side arm and chainrings.
- DUB bottom bracket adds durability and simplicity
- DUB-PWR spindle-based unit measures left side power to calculate total watts
- Long battery life to power a season of rides
- User replaceable AAA battery
- SRAM Model ID: PM-RIV-ASSY-D1
Specs
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