A 16-tooth freewheel cog is already mounted. KHE PRISM BMX 20" Wheelset BLUE. Hub: 36 Hole KHE Prism. KHE BMX Wheelset with Industrial Bearings – 9T Cog, 14mm Axle, Made in Germany. KHE BMX PRISM 20" Rear Wheel 14mm Axle, 16 Teeth Freewheel, Blue Anodized.
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