Originally Posted by
BluesDawg
I think you will find that your current freewheel will not transfer over to the side of the hub threaded for a fixed cog.
I'm thinking you're right.
These are some of the specs:
Cassette/Freewheel 16T Freewheel (120mm rear axle spacing, English standard threads)
Chain KMC Z410, 1/2x1/8
From this information can one safely order a fixed cog online? I take it you really have to buy a lock-ring with the cog.