Awesome Lego set demonstrates how CVTs work | WapCar
Sariel.pl
Tron - Sariel's Workshop | If you are to watch one video today, this is the one! Thanks for sharing this with us Sariel.pl @Sariel's workshop. | By LEGO Technic | Facebook
My first proper tank build! (thanks to sariel.pl for the subtractor) : r/legotechnic
LEGO Tow Truck: The Big Brick Rig
Sariel.pl
Master builder interview: Sariel | BuWizz | Bluetooth® remote control for LEGO® models