View All Shimano Products Description Model: Deore XT M8000-B1 Boost (B-Version with 3 mm outboard chain line)Intended Use: MTB, XC, All MountainCrankarm Material: aluminium, anodizedAxle Material: steel, platedChainring Compatibility: 2 X 11Crankarm Length: 170mm, 175mm, 180mmWeight: 598gChain Line: 53.4mmQ-Factor: 176mmShaft diameter: 24 mm Specs Model Year: 2019 Bike Type: MTB International Availability: United States;Canada;Australia/New Zealand;UK/IE/JP _sport: Biking _Primary Category: Bike/Components/Cranksets/Mountain Cranksets Country Of Manufacture: China Reviews Write a review