The spacer ring from Modelcraft is a high-quality accessory for model building, specifically designed for shafts with a diameter of 4 mm. With an outer diameter of 8 mm, this spacer ring offers a reliable and precise fit, suitable for a variety of applications in model building. The spacer ring set consists of 10 individual parts made from solid materials and surface-treated to ensure long-lasting durability and resilience. Weighing 5.95 kg, the set is robust and ideal for use in various model building projects. The length of 4 mm ensures that the spacer ring can be optimally integrated into the designated shafts, providing a stable connection and improved functionality. This accessory is an essential component for all model building enthusiasts who value quality and precision.