5/8 Inch 一体型1/4ボールベアリングInch 直径アクスルと9/16 Inch 長いシャフト、 Chrome Steel 52100合金高精度機械用ベアリング、耐久性Roller 産業機器および趣味のプロジェクト用ベアリング交換部品

This compact ball bearing axle assembly combines a 5/8" bearing with an integrated 1/4" axle for straightforward mounting and smooth rotation in small machines, hobby projects, robotics, and compact conveyors.

✅ Outer diameter 5/8" (15.88 mm)
✅ Pin/axle diameter 1/4" (6.35 mm)
✅ Assembly width 9/16" (14.29 mm)
✅ Material: 52100 chrome steel

💡 What is a ball bearing axle assembly used for in compact machinery?

A handy answer: This type of part keeps moving parts aligned and reduces resistance in tight spaces.

- Improves alignment in small drives
- Reduces friction for smoother operation in hobby and light industrial setups
- Fits common shaft sizes like 1/4" and 5/8" for quick installs