Amazon.com: Befenybay 6PCS Diameter 8mm Black TR8x2 Lead Screw Nut for CNC and 3D Printer Parts (Size: Tr8x2) : Industrial & Scientific
Muttern DIN 934 Güte 8 verzinkt, Linksgewinde, Schrauben | Günstige Sicherheitsschrauben, Zubehör & mehr
VIGRUE Threaded Insert M2M2.5M3M4M5M6M8 Insert Nut Brass Threaded Bushings Internal Thread Knurled Nuts Embedding Nuts for Plastic Parts by Heat or Ultrasonic in 3D Printer Parts Pack of 390 : Amazon.de: DIY & Tools