Features: - Black surface treatment, beautiful and durable. - All T slot accessories(such as T nuts) can fit T slot aluminum profiles. - T slot aluminum profiles support linear motion, you can build such as 3d printer and so on. - Standard T slot aluminum profiles extrusions are perfect for custom machine frames, workstations, prototyping, guarding and many more purposes. - 3D Printers, CNC Engravers, Laser Engraving Machine, Camera Sliders , Plasma Cutters, Robotics, Furniture, Woodworking DIY, And much more . Specifications: Material: Aluminium Alloy Package included: 1 * T Slot Aluminum Profile Notes: 1. Manual measuring, please allow 1 ~ 3mm error,thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.