The, now famous, Trick of the week serial created by the Konečný brothers presented every week a new spintop trick/variation of trick.
CZ: Otoč provázek destičkou dolů a zkus to taky!
EN: Grab your string upside-down and give it a go!
Konečný brothers
Multiple European/world champions
The Konečný brotherhood, from Czech republic, foundators of the Spintop.cz team.
