Two 150mm Linear Guide Rails With MGN9H Carriage Blocks, Plus Two Mini MGN12 Linear Guides For DIY 3D Printers And CNC Machines, Steel Bearing Rails In Silver

2x150mm Linear Guide Rails with MGN9H Carriages - 2 Pack
✔️ 2x150mm rails, 2x MGN9H carriages, 2 mini guides included

These precision linear guide components provide smooth, accurate motion for DIY 3D printers and CNC machines. They’re built for stable, repeatable movement in hobbyist setups like printers and small mills.

✅ 2x Linear Guide Rails, 150x9x6.5 mm (LxWxH), bearing steel
✅ Carriage Block: MGN9H, stainless steel, 40.5x20x8 mm
✅ Mini Linear Guide: Plastic, 50x9x6.5 mm
✅ End blocks provide collision protection and reduce wear
✅ Includes 2 rails, 2 carriages, and 2 mini guides for a complete kit

💡 What is a linear guide rail system used for in hobby CNC machines and 3D printers? It's a handy motion system that keeps movement smooth and repeatable. - Improves accuracy and repeatability in X/Y/Z axes - Reduces vibration and wear during long runs - Easy to install with standard carriages - Compatible with MGN9H carriages and mini guides for DIY builds