Shimano Bottom Bracket, Threaded BSA | Saint / ZEE SM-BB80, Hollowtech II - Cycling Boutique
  • SKU: CB4546

Shimano Bottom Bracket, Threaded BSA | Saint / ZEE SM-BB80, Hollowtech II

Rs. 2,410.00
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Please speak with our support team on +919538949110 for any guidance while ordering. Product Country of Origin: Taiwan.

The Shimano Saint bottom bracket SM-BB80 is available in a version for 68 and 73 mm shell widths and in a version for 83 mm shell widths. Thus it fits perfectly to the Saint FC-M820 and FC-M825 cranks. This is a Hollowtech II bottom bracket (24 mm axle diameter) for BSA frames.

  • Larger and wider bearings for optimized load distribution, more efficient power transmission, higher rigidity, increased stability
  • Simplified assembly thanks to precision bearings, longer service life
  • A stronger center tube stiffens the frame and more possibilities
  • High-quality precision seal: bearing run remains like new for a long time
  • Anodised bearing cups
  • Recommended for Saint FC-M815-2, FC-M815-1, FC-M810-2, FC-M810-1, FC-M820, FC-M825 / XT FC-M780, FC-M785 / SLX FC-M660-10 / Deore FC-M590-10 / FC-M552 / FC-T780, FC-T781, FC-T551

  • Application: Free Ride, Downhill, Cross Country, All Mountain, Touring
  • Series: Saint, ZEE
  • Type: BSA
  • Shell Width: 68 mm, 73 mm, 83 mm
  • Axle Diameter: 24 mm (Hollowtech II)

Technical Information:
  • Bearings: steel
  • Bottom Bracket Cup Material: aluminium
  • Bottom Bracket Centre Tube Material: resin


Hollowtech II
The externally mounted bottom bracket offers better weight distribution and stability for more efficient power transmission. The diameter of the bottom bracket axle and the bearing (24 mm) was an important factor in the development, as the bottom bracket axle has a significant impact on stiffness, stability, weight and rotational efficiency.

Product Specifications
  • SERIES: SAINT M820 Series
  • Average weight: 95 g (68/73 mm), 96g (83 mm)
  • Threaded BB shell width_73mm: ✔
  • Threaded BB shell width_83mm: ✔
  • HOLLOWTECH II BB_Threaded BB type: ✔
  • Threaded BB shell width_68mm: ✔


  • BSA 68/73: ISMBB80B (Shell Width: 68, 73 mm)
  • BSA 83: ISMBB80D (Shell Width: 83 mm)

*Note: Images are for representational purposes only. Actual size / packaging varies with product type/size.

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