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You might not think engineers are brave.....But it took balls of steel to make the first bearings.
You might not think engineers are brave.....But it took balls of steel to make the first bearings.

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    4J EPDM Flex Insert - Solid or Single Split

    4J EPDM FLEX INSERT SOLID OR SINGLE SPLIT *To be used with Coupling Size: 4 Material: EPDM Dimensions: D: 2 5/16” W: 1 1/4” FREE SHIPPING IN THE...

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    from $12.02
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    Original price $19.05
    Current price $17.15

    4J Flex Coupling Hub - Pick Your Size

    Flex Shaft Coupling Hub - Type J (To be used with EPDM Flex Insert)  Dimensions: D: 2.461” C: 7/8” E: 7/16” G: 5/8” B: 1-5/8” L: 2-3/8” H: 7/16” ...

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    Original price $19.05
    Current price $17.15
    Sale