Hasegawa: Inside the disk, dust and gas are making rotational movement to a certain direction, but estimating from the scale of a disk like HL Tau, the size of dust would be only 1 mm in diameter.
The LM20 comes with improved suspension with some extra components made by Bilstein and Eibach, carbon body elements, improved breaking system with disksdiameter 400 mm (rear) and 380 mm (front).