10 Pack 5x8x2.5mm Stainless Steel Shielded Miniature Ball Bearings Pre Lubricated With Grease ZZ Shields For Dust And Dirt Prevention Ideal For Precision Machinery And DIY Projects

Ten-pack of small stainless steel bearings measuring 5x8x2.5 mm, designed for tight spaces in RC models, micro robotics, and precision gearboxes. These bearings come with double metal shields (ZZ) for dust exclusion and are pre-lubricated with grease for quick, smooth operation.

✅ Inner diameter 5 mm; outer diameter 8 mm; width 2.5 mm
✅ Stainless steel body with ZZ shields for dust protection
✅ Pre-lubricated with grease for smooth operation up to 59,000 RPM
✅ Dynamic load rating Cr: 260 N; Static load rating Cor: 120 N
✅ Pack of 10 bearings; fits a wide range of RC kits and small gearboxes

💡 What is a sealed ball bearing used for in precision micro assemblies? Sealed shields and grease protect tiny moving parts in tight spaces. - Sealed dust shields protect tight spaces in hobby RC and robotics - Pre-lubricated grease reduces setup steps and noise - 5x8x2.5 mm size fits compact shafts - Stainless steel resists corrosion in humid environments