Cowboystudio TF-321 Pixel e-TTL Flash Hot Shoe to Pc Adapter for Canon DSLRs and Flashguns
This CowboyStudio Hot Shoe Adapter would be a great   addition to your studio. This hot shoe adapter is   perfect to mount a flash that does not have a sync   connector for connection to a PC sync cord. It will   allow those cameras to trigger external flashes by   using the sync cord.This hot shoe adapter is very easy to use and would   be perfect for any of your photography needs.Specifications:Works with standard ISO hot shoesThis adapter can be used to connect third party   flash via standard hot shoe or PC sync cord socketIt works with most flash guns in auto mode or   manual mode (TTL mode is not supported)Hot shoe female port on the topPC sync female port on the sideWorks with all Canon cameras with hot shoesDirections:Simply slide the adapter into the hot shoe of your   camera to convert it to a PC sync output.