Specification:

• ABEC 11 Quality
• Rubber seal to keep out dirt and debris
• Size: 22mm (outer diameter) x 7mm (width) x 8mm (inner diameter/axle)
• Longboard, Skateboard, Roller skates 608 bearing High speed silent speed skating
• Set of 8 x 608 bearings, manufactured with chrome steel steel
• Designed for reduced slop and perfect alignment. 

NOTE: You need 16 Bearings for 8 Skate wheels. So, you need 2 X Set of 8 for full setup.