2020 V-slot aluminum extrusion linear rail, premium frame material for CNC engravers and DIY 3D printer assembly. Made of high-strength aluminum alloy, it features great structural rigidity, effectively reducing vibration and ensuring stable operation during use. Exquisitely polished V-slot enables smooth, quiet and fluent linear sliding, perfectly suited for linear motion systems. Standard size design is fully compatible with V-wheels, slide plates, nuts and other matching accessories for easy assembly. Versatile linear rail and frame part, ideal for DIY 3D printers, CNC machines and various mechanical assembly projects., Manufacturer: KAYOUDE