Anyone know what make these are?

Gday team. Can anyone out there shed some light on what make these rings are? I have no idea.
Thanks in advancehttps://uploads.tapatalk-cdn.com/202...0f0321961d.jpghttps://uploads.tapatalk-cdn.com/202...8c6e74d542.jpg

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Warne MSR rings would be my guess.

https://warnescopemounts.com/msr-rings/

Thanks very much guys. Much appreciated

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