 "360 Degree Flash Shoe Holder Mount Bracket for Video Lights & Microphones, Hot Base #5"
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The main point for this Mount is the head can be round at 360 degree, you can use it at any point of view, it's very convenient to use. It can be screwed into your lightstand or mounted onto a standard hotshoe. " 
 "4 Way Flash Shoe Bracket/Umbrella Holder Light Stand Mount with Four Hot Mounts, Q"
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The CowboyStudio Hot Shoe Holder provides you with full control for the positioning your flash. With the built-in umbrella holder, you can have portable studio lighting without the hassle.This product is easy to put on the stand and holds tight. It is also easy to put in an umbrella and holds the flash in place. It is recommended for a photographer that is trying to create a very portable studio lighting systems using speedlights. " 