Specification Brand : Metal Spacers Online BulletPoint1 : 2 Pack 20mm x 20mm black anodized T-Slot aluminum extrusions 400mm (15.75") Length BulletPoint2 : High strength 6063-T5 Extruded aluminum profile with durable black anodized smooth surface, meeting European standards. BulletPoint3 : Applications: CNC routers, 3d Printers, CNC water jet, CNC Plasma Tables, precision printers, linear motion rails, shelving, work benches and furniture. DYI projects. BulletPoint4 : Easy installation with very high strength material that can be fastened with many accessories, M3, M4, M5 T-Slot nuts and brackets. BulletPoint5 : Powerful and Quiet Operation:Linear module special made nema 23 stepper motor with max speed up to 1200r/min,Low noise, empty load <65dB, and low -frequency noise. Color : As Shown CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 6043577655130 ExternallyAssignedProductIdentifier1 : 0723497486842 ExternallyAssignedProductIdentifier2 : 723497486842 GradeRating : Industrial ItemForm : Rod ItemName : 2 Pack T Slot 2020 Aluminum Extrusion Metric European Standard Linear Rail Black Anodized DIY 400mm (15.75") Length ItemPackageDimensions_Height : 45.0088 centimeters ItemPackageDimensions_Length : 2.8956 centimeters ItemPackageDimensions_Width : 6.7056 centimeters ItemPackageQuantity : 2 ItemShape : Rectangular ItemTypeKeyword : linear-motion-guides Manufacturer : Metal Spacers Online Material : aluminum_6061 ModelNumber : RTM-100 NumberOfItems : 2 PackageLevel : unit PartNumber : BTS2020-400-2 ProductDescription : 20mm x 20mm T Slot Aluminum linear rail with black anodized smooth finish, available in various lengths. Very high quality. ProductSiteLaunchDate : 2024-04-25T22:06:44.508Z Size : 400mm (15.75") Length SpecificationMet : True Style : B57 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 2 UnspscCode : 24102000