Made with aircraft grade H15 aluminium, it is hard case anodised for added durability. The Avio PowerSense Pro crank works with all head unitsoperating ANT .

This Direct Hollowtech II Shimano crank, has high compatibility with Hollowtech II bikes, and has arm drop-in replacement. Each Avio PowerSense is individually calibrated before preparation of delivery to ensure a /- 2% accuracy level, which is standard accuracy for non-scientific power meters. Individual calibration means that you can trust the data which has been produced by our systems, as it’s an actual measurement and not an estimation.