Shimano Hollowtech II Bottom Bracket BB-MT501

See full product description and bike specification below.
  • Shimano Hollowtech II bottom bracket assembly 
  • Set includes left and right hand cups, spacers, innercover and O-rings
  • Sealed cups keep out dirt and water 
  • Maintenance free
  • Compatible with 68mm and 73mm shell
  • Durable anodised finish 
  • Colour: Black