The one other situation which i can envision is the fact that it may be a normal Model 70 barrel and motion which has a alternative XTR stock. This really is unlikely though...I believe that it is when you explain, an unmarked XTR. There is certainly an not known link https://winchester-model-70-xtr-f63186.blogmazing.com/26536769/the-2-minute-rule-for-winchester-classic-compact