YoYoFactory Grind Machine YoYo
The YoYoFactory Grind Machine yoyo is the next generation in yoyo performance. The Grind Machine is the first nonmetal yoyo to feature YoYoFactory''s patented triple bearing hubstack this with a modern shape, textured grinding surface, silicone response, the large Central Bearing Co. SPEC bearing, and you have one of the ...