Revolution Design Ultra Bearing 3x8x4mm (4pcs)

Revolution Design Ultra Bearings are high quality 3x8x4mm ball bearings with metal and plastic seals. This combination gives excellent smoothness and high dirt repellency. Available in a wide range of sizes, they offer excellent quality at a fair price.

Features

• High quality ball bearings with metal and plastic seals
• Excellent smoothness and high dirt resistance
• Inner diameter: 3mm
• Outer diameter: 8mm
• Width: 4mm
• Available in many sizes
• Excellent quality at a fair price