30mm x 45mm 10mm T-slot Extrusion Profiles | Automation Werks
Amazon.com: Aluminum Extrusion Rail Kit, 4PCS 2020 European Standard Anodized Linear Rail, T Slot Square Metal Profile Bracket with Inner L Bracket for 3D Printer Parts and CNC (11.81IN) (300mm) : Industrial
30150 Aluminium Profile Aluminum Extrusion T Slot High Tensile Aluminium - China Aluminum Profile, Aluminum Extrusion | Made-in-China.com