sr-suntour-zeron-ax-bt-crankset-170mm-10-speed-36-22t-104-64-bcd-hollowtech-ii-spindle-interface-black
sr-suntour-zeron-ax-bt-crankset-170mm-10-speed-36-22t-104-64-bcd-hollowtech-ii-spindle-interface-black, The Zeron features cold-forged alloy arms for low weight and high strength, combined with alloy outer and steel inner chainrings.Durable black powder coat finish24mm steel spindleHollowtech II compatibleCompatible with 10/11 speed systems