10/20/60/100PCS 681ZZ Mini Roller Bearings Metal Shielded Ball Bearing 1X3X1mm

Features: Applicable for skateboard wheels, model, toys, furniture accessories, assembly line, etc. Inner full ball arrangement, cage-free, flexible operation, bright looks, cost-effective. Specifications: Material: iron Color: silver Model: 681ZZ Inner diameter: 1mm Outer diameter: 3mm Thickness: 1mm Weight: about 1g Package Included: 10 OR 20 OR 60 OR 100pcs 681ZZ Ball Mini Bearings.