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4PCS T Slot 4040 Aluminum Extrusion Profile 19.7'',European Standard Anodized Linear Rail for 3D Printer Parts and CNC DIY 500mm Black(19.7inch): Amazon.com: Industrial & Scientific
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Mk-8-4040c Custom Anodized Extrudedindustrial 4040 T Slot Structural Aluminum Profiles Extrusion 40X40 - China Custom, Anodized | Made-in-China.com
MiniTec T-Slotted Aluminum Extrusions. Modular Aluminum Profiles For Custom Construction From Aluminum Extrusions. Custom Clean Rooms, Ergonomic Workstations, Belt Conveyors, and Machine Guards Are But A Few Applications.
![Typical aluminum profiles with large-size, flat-wide, and thin-walled... | Download Scientific Diagram Typical aluminum profiles with large-size, flat-wide, and thin-walled... | Download Scientific Diagram](https://www.researchgate.net/publication/338866165/figure/fig1/AS:852545614381067@1580274122914/Typical-aluminum-profiles-with-large-size-flat-wide-and-thin-walled-structures.png)