S623ZZ Ceramic Balls Ball Bearings, this is a popular size that could be used in many fishing reels, Bearings are made of Stainless Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease, Ceramic Balls are the highest standard of balls that can make your bearings live at least 5 times more than any other bearings.

• Item: S623ZZ Ball Bearings
• Type: Deep Groove Ball Bearings
• Material: Stainless Steel
• Balls: Ceramic
• Closures: 2 Metal Shields
• Lubrication: Self Lubricated (Grease)
• Size: 3mm x 10mm x 4mm
• Inner Diameter: 3mm
• Outer Diameter: 10mm
• Width: 4mm
• Quantity: 10 Bearings
• Packing: 10 bearings in One plastic tube
• Equal: 623ZZ, R-1030ZZ, 6232-Z