100 Oil Preserved deep Groove Radial Ball Bearings with NYLON RETAINER, The Nylon material has low friction and less weight, less friction & less weight means higher speeds. Bearings are made of Chrome Steel,also bearings are Oil preserved, Bearings are packed 8 bearings in one plastic tube.

• Item: 608 Ball Bearings
• Type: Deep groove ball bearings
• Retainer: NYLON (Less friction & less weight = higher speed)
• Quantity: 100 bearings
• Inner Diameter: 8mm
• Outer Diameter: 22mm
• Width: 7mm
• Size: 8 x 22 x 7 mm