100mm Linear Rail Guide Portable High Precision Miniature Linear Motion Guide With Sliding Rail Block For CNC DIY And Robotic Builds Durable Premium Steel Construction With High Accuracy

Single 100mm Linear Rail and Block for Precision Motion
✔️ 100mm (3.9 in) rail, H accuracy, steel build, lightweight 35g

This compact 100mm linear rail guide pairs with a sliding block to deliver smooth, precise motion in CNC DIY projects or robotic builds. Built from durable steel, it’s ready for steady use in compact machines.

✅ Material: Steel for rigidity and long life
✅ Type: Slide rail with linear motion track
✅ Accuracy level: H high precision for tight tolerances
✅ Length: approx 100mm / 3.9in
✅ Weight: about 35g
✅ Package: 1 x Linear Rail, 1 x Slide Block

💡 What is a small 100mm linear rail used for in precision CNC and robotics projects?

It’s handy for guiding compact motion systems with smooth, repeatable moves.

• Precise linear motion for small CNC routers, laser cutters, and robotic arms
• Fits tight spaces while maintaining accurate positioning
• Pairs with a matching block for smooth sliding and reduced wear
• Ideal for hands-on DIY builds needing repeatable moves