Eynpire Camera Triple Mount Hot Shoe Mount Bracket for Video Lights Microphones or Monitors With 1/4 and 3/8 inch adapters EynpireSbra001 L x w : 3in x 3.5in; Made of all-aluminum,light weight and durable The camera adapter (bottom) is threaded into the unit with a 3/8 to 1/4 20 bushing adapter making it easy to use it with larger 3/8 mounting hardware. Provides extra mounting points for a light, microphone, monitor or audio recorder The Three-hot shoe mount has a built-in umbrella hole in center, which auto-locks with reed The Three shoes are all cold (meaning they can't be used to power any devices)