MALLRIG SONY PXW-FS7 Battery L-Bracket 1792 is designed specifically for Sony FS7. It is combined with the battery mounting plate 1530.
You can  mounting the battery mounting plate 1530 to the adapter 1741, then you can connect the external power station.

It is designed with a lot of 1/4''-20 and 3/8''-16 screw holes which allow you to attach plenty camera accessories. It is lightweight, exquisite and aesthetic.
It is also compatible with other batteries such as Anton Bauer QRC, Switronix, RED, Blueshape, IDX etc.

Includes:
1x battery mounting plate 1530
1x battery plate mount adapter
12x M3 Screw
6x M4 Screw
2x 1/4-20'Screw
3x Spanner

Material: Aluminum Alloy
Net Weight: 229g