HC49 casing csystal are dime a dozen. it's just the casing
you can even fine the exact frequncey, but you have to make sure if it's 18pf or 20pf
What ??? are crystsl only used in R/C..lmao

obivouly the radio manfacture order those things via their custom code. and it's not like
theyre going to sell 10000 crstals in a day to a specific frequency . So it's relative a lost to them.


The crystals comes out of china like all of youre toys