“First introduced in 2010 on the "54", Side Effects are our axle system that allow for easily swapping out the hub to change the weight and the look of your yoyo. For models that use this system, the Side Effects are interchangeable: any set of Side Effect works on any Side Effect compatible yoyo. The compatible yoyos are listed below and they include a few from other brands that licensed our technology.”—OneDrop YoYos
Spike Side Effects
3.2 grams
Ultra Light Side Effects
2.5 grams
Energy Dome Side Effects
3.5 grams
“First introduced in 2010 on the "54", Side Effects are our axle system that allow for easily swapping out the hub to change the weight and the look of your yoyo. For models that use this system, the Side Effects are interchangeable: any set of Side Effect works on any Side Effect compatible yoyo. The compatible yoyos are listed below and they include a few from other brands that licensed our technology.”—OneDrop YoYos
Spike Side Effects
3.2 grams
Ultra Light Side Effects
2.5 grams
Energy Dome Side Effects
3.5 grams
