This is 3D Printer Aluminum Y gantry, which has undergone high-precision cnc processing and anodized surface treatment. Accurate size. The aluminum CNC production contains rigidity and is light in weight, which is nearly 20g less than the print. This product reduces weight while reducing vibration. It can help 3D printers to high quality while achieving faster printing. Compatible for VzBot 3D Printer Item Type:Bracket(Support) color:Black Material:aluminum Package Contents: 2 x CNC Aluminum Y Gantry Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.