1/2/4/6/8PCS 2020 3030 4040 2040 4080 Extrusion Anodized T Slot Linear Rail UK
T slot aluminum profile support linear motion, you can build such as 3d printer and so on. 1/2/4/6/8Pcs Aluminum Profile. In The Box：. Specifications：. Often used for building of CNC machines, 3D printers, laser, stands, furniture etc.