Printables

Prusa Parts & Upgrades

Parametric MMU buffer

by InNate · Prusa Parts & Upgrades

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Parametric MMU buffer, using cardboard plates to save on filament. Fits R4 buffer inserts.

parametric mmu buffer onshape mmu3buffer

Category

Prusa Parts & Upgrades

Source

Printables

Published

31.05.2026

Updated

31.05.2026

What you need to print this: Beginner Low confidence

Why?

2 colors

Single piece 2 colors / AMS

Supports 1/3

Assembly 0/3

Settings 1/3

Bed size 0/3

Post-process 0/3

Printer

FDM / FFF

File format

STL

Material

PLA

Colors

2 (AMS/MMU recommended)

Software

Cura, PrusaSlicer, or similar

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