The battery power grip accessory...
Custom L bracket for Sony α7R Mark IV
DPL-02 Universal L-type Quick-Release Plate
Specific L-Bracket for Canon 5DIII
Specific L-Bracket for Nikon D5/D4
Custom L bracket for Nikon D600 Body PNL-D600
PSL-a7II L shaped bracket custom built for Sony A7.
Custom L-Bracket for Nikon D810 Body
Version for 5DIII with battery grip
Custom made L-Bracket for Fuji X-T1
FLP-GH4 Custom L Bracket for Panasonic Lumix GH4
Combined L braket for Sony A6300
Version for Canon EOS 6D with battery grip
EXXY-Custom L bracket for Fujifilm GFX 50S
Custom made L-Bracket for Fuji X-T4