2 Pack Bicycle Ball Bearing Retainers With 9 Balls, 44.5mm Outer Diameter, 31.2mm Inner Diameter, Stainless Steel Cage, Crank And Wheel Bearings Replacement, Durable Bike Component
✔️ OD 44.5mm (1.75"), ID 31.2mm (1.23"), 9-ball stainless cage, 2-pack
This 2-pack bicycle ball bearing retainer features a stainless steel cage with 9 balls and is designed to replace crank and wheel bearings on a wide range of bikes. It fits 31.2mm inner diameter components and 44.5mm outer diameter parts, making it a solid choice for common bicycle setups.
✅ Outer diameter 44.5mm (1.75"), inner diameter 31.2mm (1.23")
✅ 9 balls per retainer
✅ Stainless steel cage for durability and corrosion resistance
✅ Includes 2 pieces per pack
✅ Fits crank bearings and wheel bearings on many bikes
💡 What is a bicycle ball bearing retainer used for in crank and wheel bearing replacement? Handy for keeping bearings aligned and reducing wear in bike assemblies. - Helps maintain spacing and smooth rotation in crank and hub areas - Commonly used when replacing worn bearings on standard, mountain, and touring bikes - Works with retainers designed for 31.2mm ID and 44.5mm OD components