Super Cool 20mm Three Roller Bearing Linear Slide Block Smooth Glide Motion System Perfect For SGR20 Rail Precision Engineering Projects And DIY Builds Without Guide Rods Included

1Pc Roller Slide Block With 20mm Hole For Motion Control
✔️ Three Rollers 60mm 50mm 72mm For SGR20 Track With 820N Load

A high precision slider designed for smooth travel on square rails. Works well alongside standard aluminum extrusion profiles found in most workshops.

✅ Three Steel Rollers Provide Stability Along The SGR20 Rail Axis
✅ Dimension Is 60Mm By 50Mm Measuring 2.36 By 1.97 Inch Across
✅ Overall Length Measures 72Mm Or About 2.83 Inches Total Span
✅ Supports 820 Newton Maximum Static Load During Horizontal Movement

💡 What Makes These Linear Slides More Accurate Than Bushings
This specific block design reduces wobble significantly better than plain bearings
- Lowers friction levels allowing faster carriage speeds during cutting
- Increases durability since metal rollers resist wear longer than plastic