Four Pack Bicycle Crank Ball Bearing Set One Quarter Inch With Nine Steel Balls For Bike Crank Bottom Bracket Repair And Maintenance Fits Mountain And Road Bikes Durable Replacement Parts

Four Pack 1/4 Inch Bicycle Crank Ball Bearings
✔️ Pack of 4, 1/4 inch x 9 steel balls, OD 29.5 mm ID 19 mm

This handy four pack of bike crank bearings helps with bottom bracket repairs on mountain and road bikes.

✅ Outer diameter measures 1.16 inches / 29.5 mm
✅ Inner diameter measures 0.75 inches / 19 mm
✅ Ball size is 1/4 inch with nine steel balls
✅ Steel cage offers strength for long use

💡 What is a bicycle crank bearing used for in bike maintenance? Bicycle crank bearings support smooth rotation in the bottom bracket. - They fit standard 1/4 inch setups with nine balls - Used on various bike types for reliable performance - Easy to install with a bit of grease - Provide durable replacement for old parts