A couple of similar setups:

84m 7-08, Warne Maxima bases with the slot opened up, Burris XTR Sig Med
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FC 6.5 Creed, Talley 0MOA pic rail (rear is quite a bit lower than the 20MOA rail), Burris XTR Sig Med
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8400 7WSM, Warne Maxima with slot opened, Burris XTR Sig Med
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