Novo3D Profile 4040 Black Anodized Accurate V Slot Profile For 3D Printer
MengQi 1pc 1000mm 4040 8mm Slot Aluminum Profile, 4040B European Standard Anodized Extrusion for DIY 3D Printer and CNC Machine: Amazon.com: Industrial & Scientific
1PC BLACK 4040 European Standard Anodized Aluminum Profile Extrusion 100-800mm Length Linear Rail for CNC 3D Printer CNC - AliExpress
Aluminium Extrusion 4040 T Slot Aluminium Profile
4040 Aluminium extrusion profile with square corner LE-8-4040 | 3D CAD Model Library | GrabCAD
1PC 4040 Aluminum Profile Extrusion 100-800MM Length European Standard Linear Rail for DIY CNC 3D Printer Workbench - AliExpress