Bambu Lab A1 Mini Spool Extender

This is an attachment over the default spool holder allowing to fit bigger spools

Fits spools of 100mm in width

Can be useful to mount a spool extended by a spacer

Additional parts list

• 2 x M3 10mm screws + 2 x M3 nuts
• OR
• taping the parts together

Print notes

• No supports needed
• Print in vertical position, make sure the direction is correct (drop-shaped holes are position with pointed tip up)
• Very low infill would suffice, I printed with 8% gyroid infill

Updates log

• 2025-03-20: increased sides diameter to 46mm, increased supported spool width to 100mm
• 2025-03-19: Initial version released

Support the author

The model is free to use and published under CC-BY licence, however if you want to support the model author you can do it here: BuyMeACoffee