3/4 Inch Ball Bearing With Integrated 1/4 Inch Pin And 7/8 Inch Long Axle, Outer Diameter 3/4 Inch, Bore 1/4 Inch, Precision Steel Bearing For Machinery And Hobby Projects, Smooth Rotation And Durable Performance

Single-unit 3/4-Inch Ball Bearing with 1/4-Inch Axle
✔️ 0.75 in OD ball, 0.25 in axle, 0.875 in long assembly

This compact, integrated bearing axle is built for small machinery, hobby projects, and DIY robotics. It combines the bearing and axle into one unit for easier mounting and smoother rotation in hubs, pulleys, and gear setups.

✅ Outer diameter: 0.75 in (19.05 mm) OD
✅ Assembly length: 0.875 in (22.23 mm)
✅ Axle diameter: 0.25 in (6.35 mm)
✅ Material: 52100 chrome steel
✅ Pack: 1 single unit

💡 What is an integrated ball bearing axle used for in small machines?

It’s a handy component that combines rotation and mounting in one compact unit.

- handy for DIY robotics, small wheels, and light-duty pulleys - reduces friction and wear for smoother operation - ideal for lightweight hubs, gear sets, and fixtures