They may have done something like this:
Which is basically how the rearsets on my RD400 worked.
Just some ball joints and threaded rod is what you’ll need.
hobbyking.com
Which is basically how the rearsets on my RD400 worked.
Just some ball joints and threaded rod is what you’ll need.

Metal Ball Joints ( Left Hand thread ) M4 × 26mm × 4mm - 2pcs
Metal Ball Joints ( Left Hand thread ) M4 × 26mm × 4mm - 2pcs
