Shimano fh m640 zee freehub rear mtb hub 12 mm thru axle 135 mm old
Shimano fh m640 zee freehub rear mtb hub 12 mm thru axle 135 mm old
Robust and well sealed for long durability adjustable cup cone bearing with cbn surfaces for smooth action rigid steel freehub body available with 32 or 36 spoke holes
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