The Redrock Micro ultraCage Black Series Field Cinema Rig is designed to support the Canon EOS C100 MK II and C300 MK II digital cinema cameras. This shoulder mounted rig comprises of the ultraCage Black Professional Series support cage for Canon EOS MKII cinema cameras, the handlebar rod clamp, two microHandGrip handles, microShoulderPad with FieldTech, 4" and 8" long handlebar 15mm rods, and a pair of 18" long 15mm carbon fiber rods.
The form-fitted ultraCage provides the core baseplate and camera cage, allowing access to all the camera displays, buttons, and doors without interference. It features multiple mounting points on the bottom, sides, and top of the cage for attaching accessories. The included 18" long 15mm carbon fiber rods pass through the ultraCage base to create a 15mm rail setup.
 
https://www.bhphotovideo.com/c/product/1190582-REG/redrock_micro_3_169_0008_ultracage_black_professional_series.html