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Amazon.com: Velleman K8400-BT Buildtak 3D Print Bed Surface for Model K8400 Vertex 3D Printer, 1 Grade to 12 Grade, 9.44" Height, 8.44" Length : Industrial & Scientific
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Velleman Velleman flexible coupling for Z axis Suitable for (3D printer): Velleman K8200, Velleman K8400 | Conrad.com
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