ePhotoInc Speedlite Cold Shoe Hotshoe 1/4 Screw to Flash Hot Shoe Mount Adapter Nikon Canon H6800B Bracket shoe mount that holds even the heaviest shoe units Aluminum construction is secure and durable Clamping-style lock holds up to the most rigorous use Locating pin ensures that shoe won't twist on the bracket 1/4"-20 mounting knob; weighs 1.6 ounces