Shimano XTR M970 Crankset w/BB (mountain) ($725.00)
Shimano XTR M970 Crank/Bottom Bracket Sets incorporate the benefit of rigidity with minimal weight of the Hollowtech II combined bottom bracket and crankset system. The new FC-M970 manages to drop even more weight while increasing shifting performance and durability.
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New composite chainring design for Improved durability Inner and outer chainrings are nickel-plated AL-7075 Middle chainrings has titanium teeth mounted to a composite carbon fiber carrier 68 or 73mm BB shell compatible Includes Shimano tools TL-FC35 and TL-FC17