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Our full hollow forged Zayante road crankset with installed Power meter on the left arm.  Yep, you read that right!  The 4iiii PRECISION uses their patent pending 3D power meter technology capable of measuring tri-axial strain in the crank which delivers real-time, in-depth and accurate power data in watts to cyclists and their coaches. PRECISION features both ANT+ and Bluetooth Smart wireless protocols to simplify connecting with head units, providing athletes with the essential information they need to guide their training and racing intensity levels. 4iiii info here.

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READ THE FULL SPEC BELOW : If you still have questions, that’s ok!  We’re here to help as we know the compatibility & technical details can be confusing.    So just click on our Live Chat below or give us a call at 831-423-7464  M-F 8am-5pm PST.