Welcome to Cyclepowermeters

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Whether you’re a pro or simply training hard, PRECISION power meters deliver industry-leading accuracy, highly dependable cadence data, 3D power meter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with  ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter. 

PRECISION left side Ride Ready comes is installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace).

Check your frame clearance before you order by downloading and printing the compatibility guide:
Letter size paper (pdf)  |  A4 size paper (pdf) 

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  • 4iiii Precision Powermeter DURA-ACE 9000

    4iiii Precision Powermeter DURA-ACE 9000

    £549.00
  • 4iiii Precision Powermeter Shimano XTR M9000

    4iiii Precision Powermeter Shimano XTR M9000

    £549.00

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