SRAM

SRAM, Rival PM, Left Arm with Power Meter Spindle, Speed: 12/13, Spindle: 28.99mm, DUB, 170mm, Black, Road

SKU: INS-ob-710845915437

$223.77

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Pairs well with

• 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