Casting the "ON AIR" sign with 3D printed molds!

This is what I've been working up to - casting the massive "ON AIR", marquee-style sign!
⬇️ Thank you to Atom for sponsoring this project! Check out the new Monoprice Delta Pro ⬇️
http://go.toms3d.org/deltapro

The new forums! https://forum.toms3d.org

G4 Bulbs used (3W version) http://go.toms3d.org/G4LED
G4 Sockets http://go.toms3d.org/G4Socket
Filament used: Aprintapro Flex Hard http://go.toms3d.org/AProFlexHard

Fusion 360 design file https://a360.co/2BmUgcd

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