Shimano Deore XT SM-BB70 Bottom Bracket

Shimano XT SM-BB70 external bearing bottom bracket is ready for demanding use on trails and provides a stiff, smooth-spinning platform for your Hollotech II cranks.

Specifications:

• Comes with left and right bearing cups, inner sleeve and three 2.5mm spacers
• Please note: compatible with English threaded bottom brackets with either 68mm or 73mm wide shells
• Weight: 93 grams

Strong, smooth, responsive: the SRAM Red – 2011 Crankset is the perfect choice. The integrated carbon spider’s design is sleek and incredibly stiff, allowing for efficient power transfer.

• Crankset: 10% more stiffness – more power to the pedal, 20% less weight, and 300% more ankle clearance.
• The integrated carbon-spider construction is light and stiff for greater power transfer with less effort.
• SRAM Red PowerGlide chainrings are designed to professional-grade shift, stiffness, and durability standards.
• Arm Material: Carbon
• Chainring Material: AL 7075-T6 Aluminum, Alloy Chainring Bolts
• Weight: 760g w/BB (GXP)