Redrock Micro microShoe clamp
The Redrock Micro microShoeClamp securely connects to the top of your video DSLR hot shoe and delivers a solid point for attaching top rails. It works with any camera that has a standard hot or cold shoe mount, and works with industry-standard 15mm rails of virtually any length. Top rails can then be used to securely mount multiple cinema accessories, including top handle, monitor, microphone, lens motors, etc.