With an I2K you extend the life of your PTFE / TFM coupler

this helps get rid of the pressure in the hot-end and therefore also making a retraction move more effective

Please note that PBT contains fibers that will wear out your nozzle

accurate temperature reading

with wires/NTC thermistor

Spectrum - PLA - Carrot Orange - 1.75mm - 1kg Ultimaker S3 With an I2K you extendSpectrum PLA Carrot Orange 1. 75mm 1kg An advantage of Spectrum PLA is the low shrinkage after processing, which makes it possible to use the material in large 3D printers without a closed print chamber. Parts manufactured using Spectrum PLA are characterized by very high aesthetic quality due to the cohesion of the layers, even at large inclination angles on the surface of the part. Reliable, biodegradable 3D printing Spectrum PLA is characterized by