This remote E3D v5 3D printer head (0.4 mm nozzle, 1.75 mm filament) is...
"1 Wire" 10 CM Male - Female
30 cm 1p Male to Female Wire
This M3x12mm hexagon pillar nut fits perfectly with the M3 hexagon pillars.
CGM12-N20VA-8200E Micro Gearmotor...
This sensor can accurately detect temperature and humidity, it is easy to use thanks to the I2C interface, has low power consumption and resolution can be set to 8 or 12 bit for temperature and 12/14 bits for humidity.
Adafruit BME680 - Temperature, Humidity, Pressure and Gas Sensor