A No.4 butt stock will bolt right up.
I find my barrel bands on Ebay. NZand Oz are the usual source.
You will find that when you buy one part from a vendor, they will sometimes have other parts from that rifle.
It is all about cultivating contacts. One man's junk is another man's treasure...
Many collectors are hoarders, and knowing how hard it is to find something wont sell or trade. Remember, Murphy's law rules in that if you get rid of something, you will soon have the need for one.