Is this 3D model free to download?

Yes, V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by strikingfpv, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers 3D printable model by strikingfpv

V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers photo 1

V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers photo 2

V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers photo 3

V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers photo 4

V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers

Source: Thingiverse by strikingfpv

The V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers is a free printable 3D model from Thingiverse by strikingfpv. **************************************************** IGNORE this version, V3 is much much better: **************************************************** Learn to design your own. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

1,287 saves Source: Thingiverse Updated 2026-09-23 License: CC-BY-NC · non-commercial 3 makes Category: Vehicles & RC

Tags: 2 inch, 25 inch, 3 inch, 35 inch, 4 inch, 40mm, 4mm shaft, 5mm T Mount, 76mm, 90mm, CineWhoop, Cinewhoop Propeller, drone, drone propeller, mit

About this model

**************************************************** IGNORE this version, V3 is much much better: **************************************************** Learn to design your own with my tutorial: So, MIT did a thing and came up with the idea of toroidal propellers so drones can be quieter: Oh, also, I made a video explaining the rough design methodology! I've seen a few designs online including a tri-blade design which I think could work for a Cinewhoop, so here's my first design attempt, for a 3.5" configuration (also added 4", 3", 2.5", 2" and 40mm). The centre 4mm hole is actually set to like 4.25mm, FYI, since slight over-extrusion is helpful to get stronger parts. Also, infill should be concentric, I think. Haven't had a chance to print and test since I'm away from my printer, and I fea…

Frequently asked questions

Is this 3D model free to download?: Yes. V1 Tri-Loop Toroidal 4" 3.5" 3" 2.5" 2" 40mm Cinewhoop FPV Drone Propellers 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 strikingfpv.
Who made this model?: Designed by strikingfpv, 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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