Stern Pinball JBL Speaker Adapters

thingiverse

This is two versions of an adapters set to be able to upgrade you pinball game speakers to [JBL Stage 502 speakers](https://www.conrad.com/p/jbl-harman-stage-502-2-way-coaxial-flush-mount-speaker-kit-105-w-1464729). The adapters fits to Stern pinball games (So far tested on: Munsters, Black Knight, Ghostbusters and Walking Dead, but they will probably fit in many other Stern games as well)... Print 4 parts (of the one with "slits" or the one without, depending on how the current speakers are fastened). You will need to add [4xM4x20](https://se.rs-online.com/web/p/grub-screws-set-screws/2632148/) and [4xM4 Nuts](https://se.rs-online.com/web/p/hex-nuts/0198302/) / speaker. Mount the M4 screws in to the adapters and then install the adapter with the old speaker screws. Now mount the new speaker on the adapter...