YYF Hub Stack Kit W/ Bearings Caribou Lodge and more comfortable in the

and more comfortable in the hand

spin top design has taken some huge leaps in improving spin quality and trick ability

This is the 66% YoYoFactory Shutter

meticulous attention to detail was devoted to creating the ultimate competition yo-yo

Outer diameter is 18

YYF Hub Stack Kit W/ Bearings Caribou Lodge and more comfortable in theYoYoFactory's Hub Stack technology opens a whole new world of pull starts, unique grinds, and allows you to grab your yo yo while spinning and hold it in your hand! This kit includes everything you need to add hubstacks to your hubstack compatable yoyos. 2 size A Bearings, 2 hub stacks, and 2 o rings. YoYoFactory Hub Stacks!