100-Pack 31/64" Loose Bearing Balls G10 - Chrome Steel31 64" Chrome Steel Loose Balls G10 Precision Grade 100 Pack Ball Bearings This 100 pack of 31 64" G10 loose chrome steel balls measures 12. 3mm each and delivers precision for applications needing smooth, consistent motion. Perfect for bulk replacements in hubs, tools, machinery, or casters. Size: 31 64" inch (12. 3mm) Material: Durable chrome steel Precision grade: G10 for tight tolerances Comes in a bulk pack of 100 balls Great for bike shops,
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