Print Core BB is a swappable print core for Ultimaker 3 and Ultimaker 3 Extended, with a custom nozzle geometry optimized for PVA material.
Print core BB is a swappable print core made for Ultimaker 3 and Ultimaker 3 Extended, with a nozzle diameter of 0.4 mm or 0.8 mm. It has a custom nozzle geometry optimized for support materials.