NANSHI High Quality Miniature Seal Deep Groove Ball Bearing Blue Fashion Jewelry Baseball Kit

High Quality Miniature Seal Deep Groove Ball Bearing Blue Deep Groove Ball Bearings 2. Widespread bearing,economic and standard 3. Less Friction, Higher Speeds and Durability 4. Special no contact dual rubber seals to seal out dirt while providing friction free performance 5. Easy Installation & Replacement Colour:blue Material:high speed Steel Size:about 10 x 15 x 4 mm Package Contents: 60 x Bearing Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.