Shimano ZEE FC-M640 Crankset 1x10-Speed 165mm 68/73mm Black - discussion

The cranks are designed for the rigors of gravity riding with thick-wall 2-piece cranks, a strong, steel axle, and steel pedal inserts. Chainrings include 36T. Strong thick-wall 2pcs-crank armStrong steel axleSteel pedal insertFor 1 x 10 gearsFor bearings BB52 (thread), BB71 (Press fit)For frame width 68/73 mm
Material : Aluminium
Axle Standard : Hollowtech II
Made in : Malaysia
Designed for Number of Chainring : 1
Chain Gearing : 10
Type of Product : Cranks without Chainring
Mounting System : 104 BCD
Length (mm) : 165.0
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