SRAM SRAM Rival 1x XPLR Powermeter Crank E1 - 42t

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Light and accurate spindle-based power unit nestles into redesigned arms to give you the data you need Spindle-based unit measures left side power to calculate total watts Long bat tery life (400+ hours) to power a season of rides User replaceable AAA lithium battery Lightweight (less than 40g heavier than standard crankset) Wide chainline for compatibility with Full Mount rear derailleurs SRAM Model ID: FC-RIV-1WP-E1 Attributes BB Inclusion No BCD Direct Mount SRAM 8 Bolt Chainline 47.5mm 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 Teeth 42 Show more