Shimano Xtr M970 Chainset

This is an XTR, triple chainset with a revolutionary chainring design.
It has 22, 32 and 44 tooth chainrings, with Titanium teeth and Nickel plated double anodized chain interface for better durability, composite carbon fibre and titanium middle chainring and an improved rigidity outer chainring.
It also has more precise bottom bracket bearing adjustment and includes the bottom bracket.