R830ZZ Miniature Shielded Bearing 3mm x 8mm x 4mm

R830ZZ Shielded Wheel Ball Bearing, this is a go-to bearing size that fits lots of RC cars and trucks, made from durable 52100 alloy steel, commonly known as chrome steel, each Comes with double metal shields (ZZ) to keep out dust and dirt, plus it’s pre-lubricated with grease so it’s ready to roll right away.

• R830ZZ Ball Bearing
• 深溝玉軸受
• Shield Double Metal Shields for dust protection (ZZ)
• 潤滑：グリースによる事前潤滑済み
• Size: 3 x 8 x 4
• Inner Diameter：3mm
• Outer Diameter: 8mm
• Width：4mm
• Quantity: ベアリングQuantity:
• Dynamic load rating Cr: 550 N
• Static load rating Cor: 170 N
• Limiting Speed:
  • Grease Lubrication: 64,000 RPM