Shimano XTR BB93 Hollowtech II Bottom Bracket

Shimano XTR Bottom Bracket is Hollowtech II and includes cups, bearings, and sleeve. Precision bottom bracket bearings are spaced further apart, and are therefore more stable and longer lasting than conventional bottom brackets.

• Genuine Shimano HollowTech II bottom bracket assembly
• Set includes left and right hand cups, spacers, inner cover, and inner O-rings
• Light weight seal structure helps to remove vital grams
• Sealed cups keep out dirt and water
• Maintenance free
• Compatible with 68mm and 73mm shell
• Durable black anodized finish
• Easy installation
• BB spindle is integrated with right crankarm
• BB Thread Type: English