4IIII PRECISION Power Meters (with crank arm)


4IIII power meters are used by:

  • Marcel Kittlel riding for Quick-Step Floors Cycling Team  

  • Peter Sagan riding for Bora-Hansgrohe Pro Cycling

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 Ride Ready comes is installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface.

For Testing Your Bike Frame Compatibility for 4iiii PRECISION Powermeter Please –Click Here.

Weight 1 lbs
Dimensions 5 × 1 × .5 in

Shimano-105 5800 165mm, Shimano-105 5800 170mm, Shimano-105 5800 172.5mm, Shimano-105 5800 175 mm, Shimano-DURA-ACE 9000 165mm, Shimano-DURA-ACE 9000 170mm, Shimano-DURA-ACE 9000 172.5mm, Shimano-DURA-ACE 9000 175mm, Shimano-Ultegra 6800 165mm, Shimano-Ultegra 6800 170mm, Shimano-Ultegra 6800 172.5, Shimano-Ultegra 6800 175mm