A few sailors have enquired about class legal use of ILCA6 (Radial) carbon bottom section perhaps after observing the use of aluminium sections as the supplied equipment for the Woman’s Olympics.
The ILCA6 carbon bottom section has been class legal since September 2020 however it was always the intent to use aluminium sections for the Tokyo Olympics. This is covered in an ILCA post Here and a January 2020 ALCA post Here.