I don't know of any salvage yards, but if you buy the lighted hand controls set it comes with the PTT button. There have been a couple of threads on the other forum about adding CBs, I'm not sure what all is involved as far as a harness/flash but there are threads out there.
Freedom isn't free, remember to thank a vet.
2018 CVO RG lava orange, 117 Stage 3, 14" F47 and a few chrome extras. Boom crap gone.
2016 RG Special Cosmic Blue, 120ST with Dragos 2:1 and TTS tuner, FBI drop seat kit and JNR air ride. Stock audio long gone.