This spool is expressly designed to wind on 1 kg. of 3d printing filament (FDM) in REFILL.
Its peculiar removable structure embraces both cardboard and plastic strenghts points, ensures better recycling and allows to obtain a better filament dehumidification.
Designed to be compatible with AMS Bambulab, following needs of the market part using REFILL method.

Measures:

• d1: 200 mm
• d2: 90 mm
• d3: 52,5 mm
• d4: -
• l1: 68 mm
• l2: 60 mm
• Winding volume: 1502 cm3