The only real other state of affairs that I can imagine is it may be a standard Model 70 barrel and motion by using a substitute XTR stock. This is certainly not likely while...I think that it is when you describe, an unmarked XTR. Your browser isn’t supported any more. https://johnathanzwurq.blogthisbiz.com/32653380/the-fact-about-winchester-model-70-pre-64-featherweight-review-that-no-one-is-suggesting