the Arri UMC U bracket provides another mounting option for the UMC besides the Arri L bracket. Â this bracket is long enough to mount on an alexa top handle & still clear the body of the camera (see photo below).
the Arri UMC U bracket comes with removable arri pin discs.  this allows you to mount the U bracket on sony or red cameras as well.
Terms for the Arri UMC U bracket:
“available on backorder” items will be available in 1-3 weeks.  See “Contact” for more details.
Links for the Arri UMC U bracket:
finally, get yer Arri UMCÂ here
I haven’t had a chance to use this yet but it certainly does what it says on the packet. Build quality is what you would expect.