1. Crafted with sheet metal technology and black sandblasted oxidation for a scratch-resistant and aesthetically pleasing finish. Paired with high-quality brass screw nuts. 2. Precisely matches the size of original sheet metal parts for NDER-3, -3V2, and Pro machines. 3. This sheet metal part is designed for upgrading your machine's dual Z-axis or replacing the original sheet metal. 4. Applicable for: Dual Z-axis printer upgrades, compatible with NDER-3, -3V2, and Pro. Color: Black, Silver Material: Metal Package Contents: 1 x Fixed Plate 1 x Belt 1 x Adjustment Block 2 x Screw Holders 2 x Screw Rods (approx. 380mm long) 1 set of accessories (Other products are not included.) Note: Light reflections and different displays may cause the color of the item in the image to differ slightly from the actual product. The allowable measurement error is +/- 1-3 cm.