Best Seller | Vello OCS-FBC Dual TTL Bracket for Canon OCS-FBC Authorized Vello USA Dealer! Read 17.00 User Reviews on the OCS-FBC Dual. Buy today from B... Vello OCS-FBC Dual TTL Bracket for Canon Together Mount Canon Flash & Accessory, Switch Between Shooting Photo & Video, Use Identical Flashes at the Same Time, Use Small Video Light & Microphone, Lightweight, Portable, and Compact FLASHES-PC Sync & Hot... more | | $14.95 go to store |