 "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. " 
 "DSLR Matte Box for 15mm Rail Rod System D90 5D 60D 600D, mattebox (Blue)" "Buy Photography and Camera Supplies from #1 Store in Dallas | Cowboystudio.com"
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This DSLR Matt Box is compatible with any standard 15MM rail system for your DSLR rig or cage. A matte box is used to help block the sun or other light source in order to prevent glare and lens flare.  Another purpose of a matte box is to hold glass or plastic filters in place in front of the lens." 