This JIANKUN 64/104bcd Hollowtech Crank is designed for MTB bikes with a crankarm length of 170mm. Made of aluminium, it is compatible with Shimano and suitable for various bike types including folding bikes, city bikes, gravel bikes, and more. The crankset includes crank arms with a bolt center diameter of 64mm/104mm BCD, ideal for a single chainring setup. Weighing 637g, this high-quality crank is a versatile option for riders looking to upgrade their bike's performance. Also comes with a 32t chainring
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