M-wave crankset 22 32 42t 170mm 7-8 speed zilverAffix22 32 42 colour silver number of speeds rear 7 speed 8 speed quantity of teeth22 32 42 teeth number of speeds front 3 speed B. B. Set length107 mm for with bottom bracket type for JIS cotterless axle pitch circle diameter64 mm detail chain rings chainring chainrings replaceable material of crank aluminium material of chain ring steel details without chain guard chain segmentation 1 2" chain interior width 3 32" packaging OEM packaging