10 Pack Sealed Ball Bearings 4x8x3 Mm Deep Groove Miniature Bearings With 4mm Bore Pre Lubricated With Grease Dust Shielded For Precision Hobbies And DIY Projects Ideal For RC Models Robotics And Small Machinery

These compact 4x8x3 sealed ball bearings come pre-lubed with grease and feature dual shields to keep dust out. Ideal for tight spaces in RC cars, boats, drones, and hobby gear where stable, smooth operation matters.

✅ Size: 4 mm bore x 8 mm outer diameter x 3 mm width (4x8x3 mm)
✅ Inner diameter: 4 mm; Outer diameter: 8 mm; Width: 3 mm
✅ Shields: 2 sealed shields to block dust and moisture
✅ Lubrication: pre-lubed with grease for smooth operation
✅ Quantity: 10 bearings per pack (pack of 10)
✅ Fits: Cox Bandito Ultra Stock, Tamiya, Kyosho, Cox Tomahawk, DIALED LIGHTNING, Cox Scorpion, Century Ninja Pro 30-46, Robbe Sea Jet (electric boat), HPI RS4

💡 What is a sealed 4x8x3 bearing used for in hobby RC applications? In short, these compact bearings are handy for small drive trains and steering assemblies. - 4x8x3 mm sealed ball bearing with grease for low maintenance - Handy for small drive trains and steering assemblies in RC gear - Dust shields and pre-lubrication extend service life