4 Pack 48 Inch T Slot 4040 Aluminum Extrusion Profile For 3D Printers CNC Machines And DIY Projects Beefy Linear Motion Guide Rail For Strong Frame Building And Custom Lasers
✔️ Four 40mm slots, 48in length, 40x40mm cross-section, silver
The four extruded profiles are 40x40 mm in cross-section and 1,219 mm (48 in) long each. They’re perfect for building rigid, modular frames for 3D printers, CNC machines, laser cutters, and DIY workstations. Made from corrosion-resistant aluminum, they resist rust and maintain a clean, smooth surface for safe, precise assembly. They can also double as a light-duty linear motion guide rail for hobbyist automation.
✅ Pack includes four 1,219 mm (48 in) long extrusions
✅ Each extrusion is 40x40 mm cross-section
✅ Four open T-slots per face for strong mounting
✅ Corrosion-resistant aluminum with high strength
✅ Smooth surface finish for safe handling and precise alignment
✅ Compatible with 40-series accessories and standard T-slot hardware
💡 What is a T-slot aluminum extrusion used for in DIY projects?
This handy profile provides a modular, sturdy frame for a variety of builds.
- modular framing for 3D printers, CNC machines, laser cutters, and workbenches- easy mounting of fixtures and brackets via 40-series T-slot hardware
- quick reconfiguration by sliding nuts and bolts for flexible layouts