Standard track chainline is 42 mm this should be fine for your chain ring. Get a 120 mm hub and replace the axel with a good qulity long replacement and add spcers. A good quality 10 mm BMX axel is probably the easiest to find if the shop does nopt have a repalcement axel.
Standard track chainline is 42 mm this should be fine for your chain ring. Get a 120 mm hub and replace the axel with a good qulity long replacement and add spcers. A good quality 10 mm BMX axel is probably the easiest to find if the shop does nopt have a repalcement axel.