Bottom Brackets

Cycle Science, Wellingtons premier bike shop has a wide range of Bottom Brackets to suit your every want and need. From Shimano, Sram, Wheels Manufacturing, Chris King
  • Shimano BB-UN26 Bottom Bracket
    Shimano’s BB-UN26 bottom bracket carries the Shimano mark of a quality component. It’s a sealed cartridge unit available for your mountain bike, and featuring English thread, and a JIS Square Taper axle. For convenience the BB-UN26 comes assembled and greased, all ready for installation.
    NZ$ 34.99
    NZ$ 24.99
  • Shimano DEORE Bottom Bracket SM-BB52 for 68/73mm
    All bottom brackets are not created equal. That's why Shimano bottom brackets outlast almost all others. Superior sealing, ultra-tight manufacturing tolerances and quality bearings combine to make a bottom bracket that rolls freely and never develops play.
    NZ$ 34.99
    NZ$ 24.99
  • Shimano 105 Bottom Bracket BB-5500
    Shimano’s Octalink V1 style, 105 BB-5500 model bottom bracket carries the Shimano mark of a quality component. It’s a sealed cartridge unit measuring 68 x 109.5mm, and featuring English thread, and V1 Splines.
    NZ$ 99.99
    NZ$ 79.99
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