YYF Hub Stack Kit W/ Bearings Hybrid When designing my signature model

When designing my signature model yoyo Shutter

Diffusion is designed to bring out the full potential of plastic

the Black Rim version is only engraved on 1 rim

They tapped into a bit of retro YoYoFactory styling when it came to making a metal version of the Arrow

Response level: Gold > Green > Purple)

YYF Hub Stack Kit W/ Bearings Hybrid When designing my signature modelYoYoFactory'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!