10-Pack 4x10mm - Double Shielded 4x10x4 Miniature Bearing

4 x 10 x 4 Ball Bearing Lot of 10 Bearings 4 x 10 x 4 Wheel Ball Bearings for many applications, this is a go-to bearing size that fits lots of RC cars and trucks, Made from high-strength chrome steel for durability and performance, each Comes with double metal shields (ZZ) to keep out dust and dirt, additionally, these bearings come pre-lubricated with grease for smooth operation, Bearings are packed 10 bearings in one plastic tube. 4 x 10 x 4 Ball Bearings Deep Groove Ball Bearings Shield Double Metal Shields for dust protection (ZZ) Lubrication: Pre-lubricated with grease Size: 4mm x 10mm x 4mm Inner Diameter: 4mm Outer Diameter: 10mm Width: 4mm Quantity: 10 Bearings Dynamic load rating Cr: 650 N Static load rating Cor: 230 N Limiting Speed: Grease Lubrication: 56,000 RPM Pack of 10 Bearings - Securely Grouped for Easy Handling KOYO: WML4010ZZ NSK: MR104ZZ NMB: L-1040ZZ