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

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