10 ABEC-5 Stainless Steel Bearings with Ceramic Balls ABEC-5 quality, this is a popular size that could be used in many application that uses this size 3mm x 9mm x 4mm, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease.

• Item: Hybrid Ceramic Double Shielded Ball Bearings ABEC-5
• Type: 3x9 Deep groove ball bearings
• Material: Stainless Steel
• Balls: Ceramic
• Closures: Metal Shields
• Lubrication: Self Lubricated (Grease)
• Size: 3mm x 9mm x 4mm
• Quantity: 10 Bearings