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    Shimano BSA 113 mm/68 mm BB-UN300 bicycle bottom bracket
    Shimano BSA 113 mm/68 mm BB-UN300 bicycle bottom bracket

    Shimano BB-UN300 BSA 113 mm/68 mm bicycle bottom bracket ensures precise power transfer thanks to the BSA mounting standard and a 24 mm spindle diameter. The design dedicated to 68 mm width shells guarantees compatibility with most road and trekking frames.

    Parameters

    Basic data

    Brand Shimano
    Country of origin of the brand Japan
    Sport Bicycles
    Gender Not applicable
    Season Year-round
    Leading colour Silver
    Model/product code BB-UN300 BSA 113 mm/68 mm EBBUN300B13X
    Type of Product BSA
    Code 2000091649

    Product details

    Coupler width 68 mm
    Crank axle diameter 24 mm

    Warnings and producer's data

    Producer Shimano Inc. | 3-77 Oimatsu-cho, Sakai-ku, Sakai City, Osaka 590-8577, Japonia | ccpa@shimano.com. | SHIMANO POLSKA Sp. Z o.o. | Gutenberga 9 62-023 Żerniki Polska | infopoland@shimano-eu.com
    Product description

    Shimano BSA 113 mm/68 mm BB-UN300 bicycle bottom bracket (EBBUN300B13X)

    The Shimano BB-UN300 BSA 113 mm/68 mm bottom bracket provides a precise fit for frames with a shell width of 68 mm. The product's design is based on the BSA standard, ensuring compatibility with many popular crankset systems.

    Dimensions and axle compatibility

    With a crank axle diameter of 24 mm and a bottom bracket shell width of 68 mm, the Shimano BB-UN300 BSA 113 mm/68 mm is suitable for a wide range of cranksets and bicycle frames. These technical parameters allow the product to be used in both recreational and sports bicycles. The axle length has been optimised for stability and drivetrain efficiency.

    Shimano BB-UN300 BSA 113 mm/68 mm bottom bracket - features:

    • Bottom bracket compatible with the BSA standard and 68 mm shell;
    • Crank axle diameter of precisely 24 mm;
    • Designed for road, trekking, and MTB bicycles;
    • Stable and durable construction of Shimano BB-UN300;
    • Axle length optimised for efficient drivetrain operation;
    • Compatibility with a wide range of crankset systems;
    • Secure mounting and minimisation of play in the frame.
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    Shimano BSA 113 mm/68 mm BB-UN300 bicycle bottom bracket

    Shimano BSA 113 mm/68 mm BB-UN300 bicycle bottom bracket

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    Size 113 mm / 68 mm
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