Four Pack One Quarter Inch Ball Bearings For Bicycle Crank Bearings Nine Balls Silver Bottom Bracket Bearings For Bike Axle Wheel Frame Repair Easy Install Fits Most Mountain Road Bikes

Four Pack 1/4-Inch Ball Bearings for Bike Cranks & BB
✔️ 4 bearings with 9x 1/4 inch balls for fast bike part swap

These bottom bracket bearings are stainless steel 1/4 inch ball bearings set, designed for bicycle crank and axle replacements. The four-pack is ideal for cycling enthusiasts who regularly service mountain and road bikes. Includes 4 bearings and nine 1/4 inch balls per set; rustproof and long-lasting for consistent performance across rides.

✅ Outer diameter: 29 mm (1.14 in)
✅ Inner diameter: 17 mm (0.67 in)
✅ Ball diameter: 6.3 mm (0.25 in)
✅ Material: stainless steel; rustproof; pack contents: 4 bearings; nine 1/4 inch balls

💡 What is a bicycle crank bearing used for in bike maintenance and replacement?

Bearings like these are handy replacements to keep driveline parts moving smoothly. - Improves rotation and reduces friction during pedaling - Easy to install in common crank and BB assemblies - Helps extend life of drivetrain components