5mm Bore Bearing - 23mm Pulley - U-Groove Track Roller - 5x23x6.5mm

U-Groove Track Roller Bearing – 5mm ID x 23mm OD
✔️ Shielded Pulley Bearing – Steel – 6.5mm Width

This U-groove track roller bearing is perfect for guiding cables, belts, or sliding tracks in linear motion systems. With a 5mm bore and double metal shields, it’s built to reduce friction while keeping out dust and debris. Ideal for 3D printers, sliding doors, or small mechanical systems.

✅ Type: U-groove ball bearing
✅ Inner diameter (bore): 5mm
✅ Outer diameter: 23mm
✅ Width (tire width): 6.5mm
✅ Shields: Double metal shields (ZZ)
✅ Material: Steel construction
✅ Pack size: 1 bearing
✅ Standard: Metric
✅ Tolerance: ±0.5mm

Dimensions:

💡 What is a U-groove pulley bearing used for?
U-groove bearings are designed to ride on round tracks, ropes, or rails. They reduce wear and keep components aligned in systems like sliding mechanisms, CNC machines, or cable routing assemblies.

If you need smooth tracking and solid support in compact spaces, this U-groove pulley bearing gets it done. Add it to your build and roll with confidence!