Nice pics.
....and don't even get me into the whole real/refurb/Ukrainian outright fakes debate.
Go to Gunboards.com and scroll down to the Sniper section. Those guys will blow your mind with the info they possess.
I second 'gunboards.com' for expert opinions (like anywhere, some are only in their own minds). But really, some true experts. For rimfire issues, visit 'rimfirecentral.com', some of these guys and gals literally wrote the book about certain makes of firearms.
I am building a PE scope and mount on an M38. The gun is still with EngageArmament for a drill and tap job.I am going the reproduction route (fakey), can't afford the real deal. Hopefully i can piece it together soon.