A1 Mini Ultralight Spool

Time, space and 3D printing filament are valuable resources. This filament spool is designed to minimize the usage of all three, so that you have more available for your projects. I hope you enjoy it! 😊

Designed for Bambu refills (82 mm core diameter, 60 mm width).

For a version compatible with AMS:

Ultralight Spool for AMS

Model features

✅ Small size: It can be printed in Bambu Lab A1 Mini, and it fits in the Bambu refill filament box.

✅ Optimized printing: It takes only 57g of filament, and it prints in just 2.5 hours.

✅ Built-in filament clips: no need to print additional clips.

✅ Compact storage: It takes very little space when disassembled.

Spool assembly

1️⃣ Put the filament roll on the sideplate that has the locator, aligning it with the notch (see images below).

2️⃣ Position the other sideplate on top, roughly aligning the screw holes.

3️⃣ Insert and tighten screws with a flat screwdriver or a coin (don't overtighten!).