Spool Holder Upgrade BCN3D Sigma / Sigmax
This Improved Design for your sigma Original and R19 and sigmax - By Haqbany 2018 Nov this design not require any support .
Original 360 Files found here : https://a360.co/2PYHHyb
All The best
Filament: DAS Filament PLA Black
Printed with Sigma BCN R19