Specifications:Applications: Professional 3D Printers, Plasma, Lasers, Stands, Furniture, etc.Model: 2020 Single T SlotMaterial: Aluminium Alloy - 6063 T5Tolerances: Length(+/- 3mm)Dimension: 20mm x 20mmLength: 500mm(1cm=0.39Inches)Features:The 2020 single T-Slotted Extrusions are perfect for DIY, such as building the 3d printers and so on.These high quality 2020 single slot aluminium Extrusions form a perfect solution for custom machine frames,workstations, prototyping, guarding and many more purposes. The extrusion are a great framing materialas they are adjustable and can hold T-Slot Nuts on its grooved surface sides.Package Included:1 x Aluminum ProfileNote: If you need any other type or length, you can contact us Item specifics:Usage: IndustrialStandard or nonstandard: StandardMaterial: MetalIs customized: YesModel number: 2020 Single T SlotDiy supplies: MetalworkingStructure: Single T-Slot