20mm x .9" wide 1.375 x 24 RH Adaptor for Freewheel Sprocket with 6mm Keyway - No Set Screws - No Zinc Plating Pedicab Rickshaw

These are not zinc plated so they can be welded to a 20mm shaft.  For some Pedicabs or Rickshaws.

To find all the types & sizes of adaptors - adapter - Track Cogs - Lock Rings - Track Cog & Three Prong Sprockets:  Type " FWADP " in the Search box.