Ringmail is parsed as ring, not body armour

[Th-69]

Item Class: Body Armours
Rarity: Magic
Cobalt Ringmail Coat of the Whelpling
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Armour: 117
Energy Shield: 27
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Requirements:
Level: 25
Str: 28
Dex: 26
Int: 60
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Sockets: B-B-B 
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Item Level: 17
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+22 to maximum Mana
+9% to Fire Resistance

Look at screenshot: