My solid ebony version of Micro Seiki AX-4G Turntable Armboard for SME 12"
Over 1" thick with a gunmetal bush to ensure solid clamping.
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https://uploads.tapatalk-cdn.com/201...6bdc027fa7.jpg
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Alongside the 9" original
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Clamped on a test pillar.
https://uploads.tapatalk-cdn.com/201...16da145f1e.jpg
