My Mini-14 won't hold zero. Any suggestions?

C3D

.308 Win
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4,986
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Behind Enemy Lines

togmaster

.450/400 Nitro Ex
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13,259
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Location
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kev74

20×102mm Vulcan
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49,568
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Acer-m14

20×102mm Vulcan
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35,672
Reaction score
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Location
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