Shake Junt Abec-7 Triple Og'S Bearings - 8 Bearings & 4 Spacers Set of 8 Shake Junt ABEC 7 bearings. These are the standard 608 size bearings, bore is 8mm, outer diameter is 22mm and the width is 7mm. Super fast, Super Smooth, double shielded to keep the junk out. Contains 8 Bearings & 4 Spacers.