Bike Ball Crank Bearing Retainer One Quarter Inch With Nine Balls Four Pieces Bottom Bracket Bearings For Kids Schwinn Bicycles And Genesis Bikes Repair Accessories For Crank Bearing Replacement And Maintenance

Crank Bearing Retainer Kit for Kids Bicycles 4-pack
✔️ Outer 29 mm (1.15 in), Inner 18.4 mm (0.7 in), Ball diameter 1/4 in, 4 pcs

This steel ball bearing retainer set replaces worn crank bearings on kid bikes and is commonly used on 26" wheel models and brands like Next, Genesis, and Schwinn S5230. It's a durable repair accessory designed to extend crank life and keep pedaling smooth.

✅ Outer diameter: 29 mm (1.15 in)
✅ Inner diameter: 18.4 mm (0.7 in)
✅ Ball diameter: 6.35 mm (1/4 in)
✅ Pack: 4 pieces
✅ Material: steel with stainless steel ball bearings

💡 What is a pillow block bearing used for in bikes?

- Handy for replacing worn crank bearings on kid bikes - Helps maintain smooth rotation by keeping balls aligned inside the retainer - Commonly used in 26" wheel bikes like Next, Genesis, and Schwinn kid models