Premium YoYo Shop Bearing Size E - High Performance YoYo Accessory for Professional Players & Beginners | Perfect for Competitions, Tricks & Skill Development

Size E bearing for some looping yoyos.   It has a flat surface (ie. not concave). 

The bearing size is (approx):

• Outer Diameter (OD): 8mm
• Inner Diameter (ID): 3.95mm
• Width: 2.95mm

This bearing is suitable for looping yoyos like the Vosun Surges, and others.