Sundia Marble Diabolo (Fixed, bearing or magnetic centers) LED Glow Balls it's necessary to used two

it's necessary to used two of them

It confirms

to reduce friction when the string touches the inside of the cup

Arthur Ward

opt for a Renegade hollow ring instead of a flat ring as the hollow rings are a superior choice for beginners

Sundia Marble Diabolo (Fixed, bearing or magnetic centers) LED Glow Balls it's necessary to used twoSundia Marble Diabolo (triple bearing) Sundia diabolos are a new line of diabolos manufactured in consultation with master diaboloist, Ryo Yabe of Cirque du Soleil. These marble colored diabolos are wonderful for manipulations and can have one of four axle types: fixed, triple bearing, five bearing and magnetic bearing (Mag force) The photo shows five different centers. Fixed, where the center cannot move ( all white in photo). Ratchet (or bearing)