9 pcs 1000mm Aluminum Extrusion European Standard 2020 Anodized Linear Rail
Size： 20mm 20mm 1000mm with 9pcs. It can be fixed on the side of 4 grooves such as M3, M4, M5 T-slot nut and pulley. Material:Anodized 6063-T5 Material. Section size:20 20mm.