底部支架

中轴是自行车世界中的关键部件，是自行车曲柄组和车架之间的接口。它们通过允许曲柄组自由旋转，在确保平稳高效地踩踏方面发挥着关键作用。中轴有多种类型，包括螺纹和压入式设计，每种都有自己的安装方法。

中轴由铝或钢等耐用材料制成，旨在承受骑行的严酷考验，提供稳定性并减少摩擦。骑行者通常可以根据自行车车架规格选择不同的中轴标准，例如 BSA、BB30 或 PF30。
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185 件商品

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  • Take Off Shimano Ultegra 曲柄组，配备 Giant Power Pro - 172.5 毫米

    Take Off Shimano Ultegra 曲柄组，配备 Giant Power Pro - 172.5 毫米

    CCACHE Preloved

    Take Off Shimano Ultegra 曲柄组，配备 Giant Power Pro - 172.5 毫米
    $100.00
  • Campagnolo Super Record ULTRA Ceramic Bottom Bracket Bearings

    Campagnolo Super Record ULTRA Ceramic Bottom Bracket Bearings

    Campagnolo

    Campagnolo Super Record ULTRA Ceramic Bottom Bracket Bearings
    $299.00
  • Standert x Token T47 Inboard Bottom Bracket
    促销

    Standert x Token T47 Inboard Bottom Bracket

    Standert

    Standert x Token T47 Inboard Bottom Bracket
    $80.00 $129.99
  • CeramicSpeed BB Alpha T47/68 SRAM DUB Road Bottom Bracket
    促销

    CeramicSpeed BB Alpha T47/68 SRAM DUB Road Bottom Bracket

    CeramicSpeed

    CeramicSpeed BB Alpha T47/68 SRAM DUB Road Bottom Bracket
    $518.00 $579.99
  • CeramicSpeed BB Alpha ITA SRAM DUB Road Bottom Bracket
    促销

    CeramicSpeed BB Alpha ITA SRAM DUB Road Bottom Bracket

    CeramicSpeed

    CeramicSpeed BB Alpha ITA SRAM DUB Road Bottom Bracket
    $518.00 $579.99
  • CeramicSpeed BB Alpha BBright Shimano Road Bottom Bracket
    促销

    CeramicSpeed BB Alpha BBright Shimano Road Bottom Bracket

    CeramicSpeed

    CeramicSpeed BB Alpha BBright Shimano Road Bottom Bracket
    $518.00 $579.99
  • ROTOR T4730 External Bottom Bracket - Black
    促销

    ROTOR T4730 External Bottom Bracket - Black

    ROTOR

    ROTOR T4730 External Bottom Bracket - Black
    $76.00 $99.95
  • SRAM PressFit DUB BB89/92 Ceramic Bottom Bracket
    促销

    SRAM PressFit DUB BB89/92 Ceramic Bottom Bracket

    SRAM

    SRAM PressFit DUB BB89/92 Ceramic Bottom Bracket
    $411.99 $452.00
  • SRAM PressFit DUB BB89/92 Bottom Bracket - BB89/92 Press Fit, MTB Wide (Black)
    促销

    SRAM PressFit DUB BB89/92 Bottom Bracket - BB89/92 Press Fit, MTB Wide (Black)

    SRAM

    SRAM PressFit DUB BB89/92 Bottom Bracket - BB89/92 Press Fit, MTB Wide (Black)
    $78.49 $79.00
  • SRAM PressFit DUB BB86.5 Road Bottom Bracket - BB86.5 Road Wide (Black)
    促销

    SRAM PressFit DUB BB86.5 Road Bottom Bracket - BB86.5 Road Wide (Black)

    SRAM

    SRAM PressFit DUB BB86.5 Road Bottom Bracket - BB86.5 Road Wide (Black)
    $76.49 $79.00
  • SRAM PressFit DUB BB121 Fat Bike Bottom Bracket
    促销

    SRAM PressFit DUB BB121 Fat Bike Bottom Bracket

    SRAM

    SRAM PressFit DUB BB121 Fat Bike Bottom Bracket
    $83.49 $86.00
  • SRAM PressFit DUB BB104.5 Mountain Bottom Bracket
    促销

    SRAM PressFit DUB BB104.5 Mountain Bottom Bracket

    SRAM

    SRAM PressFit DUB BB104.5 Mountain Bottom Bracket
    $79.49 $86.00
  • SRAM PressFit 30 DUB Bottom Bracket - PressFit 30, 73mm MTB Wide (Black)
    促销

    SRAM PressFit 30 DUB Bottom Bracket - PressFit 30, 73mm MTB Wide (Black)

    SRAM

    SRAM PressFit 30 DUB Bottom Bracket - PressFit 30, 73mm MTB Wide (Black)
    $86.49 $93.00
  • SRAM PressFit 30 DUB Bottom Bracket - PressFit 30, 68mm Road Wide (Black)
    促销

    SRAM PressFit 30 DUB Bottom Bracket - PressFit 30, 68mm Road Wide (Black)

    SRAM

    SRAM PressFit 30 DUB Bottom Bracket - PressFit 30, 68mm Road Wide (Black)
    $80.00 $93.00
  • SRAM PressFit 30 DUB Bottom Bracket - PF30A, 83mm Road (Black)
    促销

    SRAM PressFit 30 DUB Bottom Bracket - PF30A, 83mm Road (Black)

    SRAM

    SRAM PressFit 30 DUB Bottom Bracket - PF30A, 83mm Road (Black)
    $90.49 $93.00
  • SRAM PressFit 30 DUB Bottom Bracket - PF30A, 73mm Road (Black)
    促销

    SRAM PressFit 30 DUB Bottom Bracket - PF30A, 73mm Road (Black)

    SRAM

    SRAM PressFit 30 DUB Bottom Bracket - PF30A, 73mm Road (Black)
    $80.00 $93.00
  • SRAM GXP Team Bottom Bracket Cups - BSA 83mm
    促销

    SRAM GXP Team Bottom Bracket Cups - BSA 83mm

    SRAM

    SRAM GXP Team Bottom Bracket Cups - BSA 83mm
    $67.49 $70.00
  • SRAM DUB Threaded Bottom Bracket - 83mm English Thread, Cannondale Ai (Black)
    促销

    SRAM DUB Threaded Bottom Bracket - 83mm English Thread, Cannondale Ai (Black)

    SRAM

    SRAM DUB Threaded Bottom Bracket - 83mm English Thread, Cannondale Ai (Black)
    $67.49 $70.00
  • SRAM DUB Threaded Bottom Bracket - 73mm English Thread for Super Boost + Cranks (Black)
    促销

    SRAM DUB Threaded Bottom Bracket - 73mm English Thread for Super Boost + Cranks (Black)

    SRAM

    SRAM DUB Threaded Bottom Bracket - 73mm English Thread for Super Boost + Cranks (Black)
    $59.49 $70.00
  • SRAM DUB Threaded Bottom Bracket - 68mm English Thread for Road Wide (Black)
    促销

    SRAM DUB Threaded Bottom Bracket - 68mm English Thread for Road Wide (Black)

    SRAM

    SRAM DUB Threaded Bottom Bracket - 68mm English Thread for Road Wide (Black)
    $59.49 $70.00
  • SRAM DUB Threaded Bottom Bracket - 68/73mm English Thread for MTB Wide (Black)
    促销

    SRAM DUB Threaded Bottom Bracket - 68/73mm English Thread for MTB Wide (Black)

    SRAM

    SRAM DUB Threaded Bottom Bracket - 68/73mm English Thread for MTB Wide (Black)
    $59.49 $70.00
  • SRAM DUB Threaded Bottom Bracket - 100mm English Thread (Black)
    促销

    SRAM DUB Threaded Bottom Bracket - 100mm English Thread (Black)

    SRAM

    SRAM DUB Threaded Bottom Bracket - 100mm English Thread (Black)
    $67.49 $70.00
  • SRAM DUB T47 Bottom Bracket - 85.5mm
    促销

    SRAM DUB T47 Bottom Bracket - 85.5mm

    SRAM

    SRAM DUB T47 Bottom Bracket - 85.5mm
    $90.49 $93.00
  • SRAM DUB T47a Bottom Bracket - 77mm Road Wide
    促销

    SRAM DUB T47a Bottom Bracket - 77mm Road Wide

    SRAM

    SRAM DUB T47a Bottom Bracket - 77mm Road Wide
    $88.49 $93.00
  • SRAM DUB T47 Bottom Bracket - 68mm Road Wide
    促销

    SRAM DUB T47 Bottom Bracket - 68mm Road Wide

    SRAM

    SRAM DUB T47 Bottom Bracket - 68mm Road Wide
    $92.99 $93.00
  • SRAM BBRight DUB Road Bottom Bracket - BBRight, 79mm Road Wide (Black)
    促销

    SRAM BBRight DUB Road Bottom Bracket - BBRight, 79mm Road Wide (Black)

    SRAM

    SRAM BBRight DUB Road Bottom Bracket - BBRight, 79mm Road Wide (Black)
    $90.49 $93.00
  • SRAM BB30 DUB Bottom Bracket - BB30, 73mm MTB Wide (Black)
    促销

    SRAM BB30 DUB Bottom Bracket - BB30, 73mm MTB Wide (Black)

    SRAM

    SRAM BB30 DUB Bottom Bracket - BB30, 73mm MTB Wide (Black)
    $88.49 $93.00
  • Campagnolo Super Record 13 QCK-Tech 中轴
    促销

    Campagnolo Super Record 13 QCK-Tech 中轴

    Campagnolo

    Campagnolo Super Record 13 QCK-Tech 中轴
    $59.49 $85.95
  • rotor-t4724-internal-steel-bearing-bottom-bracket-black
    促销

    Rotor T4724 内部钢轴承底部支架 - 黑色

    ROTOR

    Rotor T4724 内部钢轴承底部支架 - 黑色
    $78.00 $103.99
  • Campagnolo Pro-Tech 中轴 - T47 x 68
    促销

    Campagnolo Pro-Tech 中轴 - T47 x 68

    Campagnolo

    Campagnolo Pro-Tech 中轴 - T47 x 68
    $69.49 $71.95
  • rotor-t4724-internal-steel-bearing-bottom-bracket-black
    促销

    Rotor T4724 内部钢轴承底部支架 - 黑色

    ROTOR

    Rotor T4724 内部钢轴承底部支架 - 黑色
    $85.00 $99.95
  • wheels-mfg-t47a-bottom-bracket-for-sram-dub

    Wheels Mfg T47A 底部支架，适用于 SRAM DUB

    Wheels Manufacturing

    Wheels Mfg T47A 底部支架，适用于 SRAM DUB
    $229.99
  • wheels-mfg-t47a-bottom-bracket-for-sram-dub

    Wheels Mfg T47A 底部支架 30mm

    Wheels Manufacturing

    Wheels Mfg T47A 底部支架 30mm
    $229.99
  • wheels-mfg-t47a-bottom-bracket-for-sram-dub

    适用于 Shimano 的 Wheels Mfg T47A 底部支架

    Wheels Manufacturing

    适用于 Shimano 的 Wheels Mfg T47A 底部支架
    $229.99
  • Cannondale BB30 轴承蓝色（数量 24）

    Cannondale BB30 轴承蓝色（数量 24）

    Cannondale

    Cannondale BB30 轴承蓝色（数量 24）

    $499.99
  • Cannondale 完整 BB/PF30 73/83x137

    Cannondale 完整 BB/PF30 73/83x137

    Cannondale

    Cannondale 完整 BB/PF30 73/83x137

    $249.99