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  • Strong and durable steel for long-lasting performance in extreme RC conditions
  • Precision manufactured tooth profile for smooth operation
  • Precision manufactured set screw holes for the fit of screws either side of the spool shaft for an extra secure fit
  • To fit an 8mm diameter shaft
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    Copyright Text - 2025 Modelflight

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    Arrma 39T MOD1 Spool Gear, 8mm Bore, AR310951

    SKU: ARA310951
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    This Arrma 39T Mod1 Spool Gear allows you to fine tune the gearing of your vehicle

    $49.99
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    Arrma 39T MOD1 Spool Gear, 8mm Bore, AR310951

    SKU: ARA310951
    $49.99
    Loading...
    Loading...

    This Arrma 39T Mod1 Spool Gear allows you to fine tune the gearing of your vehicle

    In stock

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