10-Pack 6x12x4mm Flanged Ball Bearings, Ball Bearing with a Flange, ZZ Chrome Steel for RC Cars, Miniature Deep Groove Bearings with Double Metal Shields, Pre-Greased for Smooth High-Speed Rolling in Wheels, Gearboxes and Hobby Models

6 x 12 x 4 Flanged Ball Bearings Miniature Wheel Bearings Pack of 10
✔️ 10 Pack Flanged Shielded Ball Bearings 6mm x 12mm x 4mm

These flanged miniature ball bearings are used in RC cars, small wheels, and compact motion systems where steady rotation and easy housing alignment are needed. They are handy for hobby builds and light mechanical projects that run fast and need clean, low drag movement.

✅ Pack size: 10 bearings
✅ Bearing type: deep groove ball bearing with flange
✅ Inside diameter: 6mm
✅ Outside diameter: 12mm
✅ Width: 4mm
✅ Material: chrome steel
✅ Closures: double metal shields (ZZ)
✅ Pre greased for ready to use installation
✅ Dynamic load rating: 710 N
✅ Static load rating: 290 N
✅ Limiting speed with grease: 49000 RPM

💡 Why are flanged miniature ball bearings used in RC cars and small wheel systems?
These bearings are chosen for compact designs that need accurate positioning and smooth rolling.

• Flange helps keep the bearing seated without extra hardware

• Shielded design blocks dust and dirt from entering the raceway

• Small size supports high speed rotation in tight spaces

• Pre greased build keeps motion smooth with low upkeep

A great pick for RC and small motion projects that need fast rolling, stable fit, and dependable everyday performance.