Spring-loaded Replicator 2 Drive Block 3D printable model by MakerBot
Spring-loaded Replicator 2 Drive Block photo 1 Spring-loaded Replicator 2 Drive Block photo 2 Spring-loaded Replicator 2 Drive Block photo 3 Spring-loaded Replicator 2 Drive Block photo 4 Spring-loaded Replicator 2 Drive Block photo 5

Spring-loaded Replicator 2 Drive Block

Source: Thingiverse by MakerBot

The Spring-loaded Replicator 2 Drive Block is a free printable 3D model from Thingiverse by MakerBot. Based on the excellent work of Thingiverse users whpthomas, emmett, and whosawhatsis, this design incorporates a spring-loaded arm to squeeze the filament between the drive gear. You can download the STL file from the original listing below and print it at home.

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1,923 saves Source: Thingiverse Updated 2026-09-15 License: CC-BY-SA · commercial OK 29 makes Category: 3D Printer

Tags: extruder, makerbot, makerbot upgrade part, MK8, replicator, The Replicator 2

About this model

Based on the excellent work of Thingiverse users whpthomas, emmett, and whosawhatsis, this design incorporates a spring-loaded arm to squeeze the filament between the drive gear and a bearing with a constant amount of pressure. We added improvements to the designs, such as a hole below the drive gear to guide the filament into the hot end. MakerBot Replicator 2 owners will love the ease of this system for keeping filament running smoothly, and we salute the innovative MakerBot users who contributed to this design! UPDATE! The hardware parts for this replacement are available for sale in our online store. Go to UPDATE! Rev2 files are now uploaded, and there are STEP files for anyone who would like to take a closer look at the design. There is also a version of the Base that can print withou…

Frequently asked questions

Is this 3D model free to download?
Yes. Spring-loaded Replicator 2 Drive Block is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by MakerBot.
Who made this model?
Designed by MakerBot, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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