Heated bed is not mandatory, but it helps to reduce warping.
A calibration with low clearance is recommended.
Recommended printing temperature: 215-230°C
Recommended printing speed: 40-50mm/s
Recommended bed temperature: 30-60ºC (also print without heated bed)
External Spool Holders
All spool holders may be printed in PLA filament.
Click on image to download files.
B2X300 External Spool Holder
BEEINSCHOOL External Spool Holder
BEETHEFIRST+ External Spool Holder
How to install external spool holder on BEETHEFIRST+ and BEEINSCHOOL