4iiii PRECISION Shimano R7000 Power Meter
$284.99 – $334.99One of the most accurate, lightweight and affordable power meters available!
4iiii PRECISION Shimano Ultegra R8000 Power Meter
$334.99 – $384.994iiii's PRECISION power meter combined with Shimano’s Ultegra R8000 groupset4iiii PRECISION Shimano DURA-ACE 9100 Power Meter
$349.99 – $489.99The 4iiii PRECISION is now available in Shimano’s latest evolution of the FC-R9100!
The most affordable crankset capable of measuring independent left/right power!
4iiii's 3-D tri-axial strain gauge technology, dual-sided power and +/- 1.0% accuracy
4iiii left side power on a Shimano Ultegra 12-speed groupset!
4iiii's left/right power measurement on Shimano's top-end DURA-ACE 9100 crankset
4iiii PRECISION Factory Install
$324.99Convert your current left side crank arm into a 4iiii power meter!
Convert your current right side crank arm into a 4iiii power meter!
Convert your current crankset into a dual-sided 4iiii power meter!
