10 Pack 5x8x2.5mm Sealed Ball Bearings With 5mm Bore Double Sealed Pre Lubricated Greased Miniature Bearings Set Of 10 For Precision Machinery Hobby RC Drones And Robotics

These compact sealed ball bearings measure 5x8x2.5 mm and arrive as a 10-pack. They’re a go-to for RC cars, model builds, and other small machinery that need reliable, smooth rotation with dust protection.

✅ Inner diameter: 5 mm
✅ Outer diameter: 8 mm
✅ Width: 2.5 mm
✅ Seals: two-sided protection against dust and debris
✅ Lubrication: pre-lubricated with grease for immediate use
✅ Pack: 10 bearings in one plastic tube
✅ Fits: compatible with a wide range of RC models and kits

💡 What is a sealed ball bearing used for in hobby RC gear?

Handy for smooth motion in compact parts and easy maintenance.

• Reduces friction in drive hubs and gearboxes
• Protects against dust and contaminants with dual seals
• Greased bearings save setup time and downtime