Steel ball set 4.7mm 144 pcs for bicycle hub

Set of 144 steel balls 4.7 mm (3/16") ideal for repairing and maintaining bicycle hubs to restore smooth rolling and durability.

• Diameter: 3/16" ≈ 4.7 mm
• Material: steel
• Quantity: 144 pcs

Perfect for replacing worn hub balls and ensuring smooth bearing rotation. Suitable for DIY maintenance and professional workshops.