Its easier than it sounds really…especially if you have Tenax or Tamiya extra thin cement. Take two .10 rod and Tenax them together, like a double barrel shotgun. Slice off the points an glue them around the ring. The key is plastic-to-plastic with the Tenax which fuses it in place quickly. Use pointed tweezers to handle the pieces. Here’s a tutorial I threw together a few years ago…
http://cs.finescale.com/fsm/modeling_subjects/f/2/t/149327.aspx
Joe