C&R transfers will only work with firearms listed on the BATFE webstie for C&R.
They can be shipped thru the Postal service since they're all classed as antiques.
Any BP handgun can be shipped thru the Postal Service at any time, C&R or not.
I have my gunsmith here ship all of my handguns, since he can us the Post Office. He charges me actual shipping + $10 handling.
Good luck finding an easy or pleasant way to ship your guns.
Teach them the truth, and let them sort thru the cobwebs of liberalism that have infested their minds.
When the time comes that I don't want a new gun, call the undertaker!
When they come for your guns, give them the ammo first!
.45 ACP, Because shooting twice is just plain silly!