- Upgrade your existing Rival E1 crankset with spindle based power
- 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
- Lightweight (less than 40g heavier than standard crankset)
- SRAM Model ID: PM-RIV-ASSY-E1
Attributes
| Chainline | 45mm |
| Connectivity | ANT+, BT LE |
| Crank Spindle Diameter | 28.99mm |
| Crankset Material | Aluminum |
| Drivetrain Spacing | Road |
| Interface | DUB |
| Pedals Thread | 9/16'' |
| Primary Color | Black |
| Speed | 12/13 |



