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Bike Bottom Brackets

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34 Products
  1. Internal Bottom Bracket Removal Tool (Square Taper Octalink and Isis)
    €11.00
    DECATHLON

    Internal Bottom Bracket Removal Tool (Square Taper Octalink and Isis)
  2. BSA 68/73 mm External Mountain Bike Bottom Bracket BB52
    €21.00
    SHIMANO

    BSA 68/73 mm External Mountain Bike Bottom Bracket BB52
  3. 134 mm Topaz Square Taper Bottom Bracket
    €13.00
    ELOPS

    134 mm Topaz Square Taper Bottom Bracket
  4. 68 mm 127.5 mm Square Bottom Bracket ST 520
    €11.00
    ROCKRIDER

    68 mm 127.5 mm Square Bottom Bracket ST 520
  5. Bottom Bracket GXP BSA 68/73 mm
    €36.00
    ELOPS

    Bottom Bracket GXP BSA 68/73 mm
  6. Hollowtech Crank Tool
    €5.00
    DECATHLON

    Hollowtech Crank Tool
  7. Hollowtech II Bottom Bracket Tool
    €14.00
    DECATHLON

    Hollowtech II Bottom Bracket Tool
  8. Bottom Bracket PressFit 92 Shimano XT
    €30.00
    SHIMANO

    Bottom Bracket PressFit 92 Shimano XT
  9. 68 mm Square Bottom Bracket E-ST 100 V3 Length 122 mm
    €11.00
    ROCKRIDER

    68 mm Square Bottom Bracket E-ST 100 V3 Length 122 mm
  10. 68 mm Square Bottom Bracket E-ST 100 V2 - Length 131 mm
    €12.00
    ROCKRIDER

    68 mm Square Bottom Bracket E-ST 100 V2 - Length 131 mm
  11. Bottom Bracket DUB 92 mm PressFit Sram
    €36.00
    SRAM

    Bottom Bracket DUB 92 mm PressFit Sram
  12. Bottom Bracket External BSA 68/73 mm Mountain Bike Shimano MT800
    €32.00
    SHIMANO

    Bottom Bracket External BSA 68/73 mm Mountain Bike Shimano MT800
  13. Crank Arm Tightening Bolts
    €4.00
    DECATHLON

    Crank Arm Tightening Bolts
  14. BSA 68/73 mm External Mountain Bike Bottom Bracket
    €21.00
    ROCKRIDER

    BSA 68/73 mm External Mountain Bike Bottom Bracket
  15. Self-Extracting M18 / M30 Bolt Kit for the Dub Crank Arm
    €21.00
    SRAM

    Self-Extracting M18 / M30 Bolt Kit for the Dub Crank Arm
  16. Bottom Bracket BSA 73mm Prowheel
    €16.50
    ROCKRIDER

    Bottom Bracket BSA 73mm Prowheel
  17. 68 mm Square Taper Bottom Bracket E-ST500 V2 with Torque Sensor
    €125.00
    ROCKRIDER

    68 mm Square Taper Bottom Bracket E-ST500 V2 with Torque Sensor
  18. 119 mm Screwless Bottom Bracket Topaz
    €12.00
    ELOPS

    119 mm Screwless Bottom Bracket Topaz
  19. 136 mm Bottom Bracket IBEX-ML
    €16.50
    RIVERSIDE

    136 mm Bottom Bracket IBEX-ML
  20. 86 mm Press Fit Bottom Bracket
    €36.00
    ELOPS

    86 mm Press Fit Bottom Bracket
  21. 92mm Prowheel Press Fit Bottom Bracket
    €21.00
    ROCKRIDER

    92mm Prowheel Press Fit Bottom Bracket
  22. 68 mm x 137 mm Square Bottom Bracket Jive 3.0 ST 120
    €11.00
    ROCKRIDER

    68 mm x 137 mm Square Bottom Bracket Jive 3.0 ST 120
  23. 73 mm 122mm Square Bottom Bracket
    €11.00
    ROCKRIDER

    73 mm 122mm Square Bottom Bracket
  24. Bottom Bracket MT500 Press-Fit 92
    €16.50
    SHIMANO

    Bottom Bracket MT500 Press-Fit 92
  25. Bottom Bracket Jive 3.0 ML 73mm
    €11.00
    RIVERSIDE

    Bottom Bracket Jive 3.0 ML 73mm
  26. 137 mm Square Taper Bottom Bracket
    €14.00
    ELOPS

    137 mm Square Taper Bottom Bracket
  27. 133 mm Topaz Square Taper Bottom Bracket
    €11.00
    ELOPS

    133 mm Topaz Square Taper Bottom Bracket
  28. 68 mm Square Taper Bottom Bracket IBEX ML 113 mm
    €13.00
    VAN RYSEL

    68 mm Square Taper Bottom Bracket IBEX ML 113 mm
  29. Bottom Bracket BSA 68 / 73 mm Dub Sram
    €32.00
    SRAM

    Bottom Bracket BSA 68 / 73 mm Dub Sram
  30. Bottom Bracket 116 mm Square Tapered Axle
    €9.00
    BTWIN

    Bottom Bracket 116 mm Square Tapered Axle
  31. Bottom Bracket 127.5 mm VP-BC73
    €16.50
    VAN RYSEL

    Bottom Bracket 127.5 mm VP-BC73

  32. 9-Part One-piece Bottom Bracket BMX
    €15.00
    BTWIN

    9-Part One-piece Bottom Bracket BMX
  33. 105 BB91 Press-Fit Bottom Bracket
    €21.00
    VAN RYSEL

    105 BB91 Press-Fit Bottom Bracket
  34. Bottom Bracket SORA / TIAGRA ABBRS500PB
    €16.50
    VAN RYSEL

    Bottom Bracket SORA / TIAGRA ABBRS500PB
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Bike Bottom Brackets at Decathlon Ireland

The bike bottom bracket is an essential component of a bicycle's drivetrain system, providing a smooth and efficient rotation of the crankset. As the interface between the frame and the crankset, the bottom bracket plays a crucial role in transferring power from the rider's legs to propel the bike forward. Explore our selection of bike bottom brackets.