Oman cheers for the reply.
I think I may attempt to put a spacer, (like this)
http://www.ebay.com/itm/CNC-SPACER-KIT-for-Screw-on-FIXED-TRACK-COG-Freewheel-/300477799713
between the cog and the hub. Whether there is enough space for 4mm remains to be seen, I don't have one to check on.
Looks like it could work though
@___freddie started
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Oman cheers for the reply.
I think I may attempt to put a spacer, (like this)
http://www.ebay.com/itm/CNC-SPACER-KIT-for-Screw-on-FIXED-TRACK-COG-Freewheel-/300477799713
between the cog and the hub. Whether there is enough space for 4mm remains to be seen, I don't have one to check on.
Looks like it could work though