TTL CANON HOT SHOE ADAPTER 3

Canon TTL Hot Shoe Adapter 3 TTL Multiple Flash Off-Camera Hot Shoe

The Canon TTL Hot Shoe Adapter 3 permits TTL multiple off-camera flash photography. This adapter should be used in conjunction with EOS Connecting Cord 300 or Connecting Cord 60 and Off-Camera Shoe Adapter OA-2 or TTL Distributor.
Check compatibility list