# Filamentive ReFill coil (for Bambu Lab reusable spool)

> What are the dimensions of the Filamentive ReFill?

- Category: 3D printers & filament › Filament spools
- Kind: Modern device
- Basis: Manufacturer specifications (Filamentive)
- Page: https://xemstudio.com/objects/filamentive-refill-coil/ · JSON: https://xemstudio.com/api/geometry?object=filamentive-refill-coil · Plain text: https://xemstudio.com/objects/filamentive-refill-coil/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); files CC BY 4.0 or their publisher's license
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 185 | 185 | 60 |

**Exact dimensions.** True size, with no printing tolerance added.

## Notes

- The Filamentive ReFill measures 185 mm across the flanges, 60 mm wide, with a 82.5 mm hub hole, as published by Filamentive.
- The ReFill is a spool-less coil meant to be loaded onto the Bambu Lab reusable spool; the 82.5 mm figure is its inner diameter.
- The file is a solid envelope cylinder at the outer diameter and width with the hub hole through it; flange thickness, core diameter, ribs and windows are not modelled.
- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.

## Sizes

| dimension | value |
|---|---|
| Outer (flange) diameter | 185 mm (7.28 in) |
| Width | 60 mm (2.36 in) |
| Hub hole diameter | 82.5 mm (3.25 in) |
| Bambu Lab AMS compatible | Yes, on the official Bambu Reusable Spool (per Filamentive) |
| Empty spool weight | 34 g |
| Filament capacity | refill coil (filament weight not stated in the sheet) |

## Where the files are

- Filamentive: [Filamentive Spool Dimensions Sheet (July 2025)](https://filamentive.com/wp-content/uploads/2025/07/Filamentive-Spool-Dimensions-Sheet-July-2025.pdf) — web — Publisher's page; dimensions are facts

## Free STEP/STL (1 parts, CC BY 4.0, Xem Studio)

Index: https://xemstudio.com/files/hardware/filamentive-refill-coil/index.json

- filamentive-refill-coil-spool: [STEP](https://xemstudio.com/files/hardware/filamentive-refill-coil/filamentive-refill-coil-spool.step) · [STL](https://xemstudio.com/files/hardware/filamentive-refill-coil/filamentive-refill-coil-spool.stl) — Spool envelope Ø185 × 60 mm with a Ø82.5 mm hub hole (flanges and core not modelled)

## Questions

**What size is the Filamentive ReFill?**

185 mm outer diameter, 60 mm wide, 82.5 mm hub hole (7.28 × 2.36 in, 3.25 in hole).

## Fits with

- [Bambu Lab reusable spool (1 kg, high-temperature)](https://xemstudio.com/objects/bambu-lab-reusable-spool-1-kg-high-temperature/)
- [Filamentive 300–500 g cardboard spool](https://xemstudio.com/objects/filamentive-300-500-g-cardboard-spool/)
- [Filamentive 750 g cardboard spool](https://xemstudio.com/objects/filamentive-750-g-cardboard-spool/)
- [Filamentive 1 kg cardboard spool (narrow, from April 2025)](https://xemstudio.com/objects/filamentive-1-kg-cardboard-spool/)
- [Filamentive 2.3 kg cardboard spool](https://xemstudio.com/objects/filamentive-2-3-kg-cardboard-spool/)