considering prices... still, the subway doesn't look like as sturdy as the others... but maybe i'm wrong.
When you extend the L in order to use the cable, is the RRS MODULAR PLATE sturdy enough ?
For that use, the kirk seems stronger.
RRS
RRS MODULAR PLATE
222 $ including shipping to france
Kirk
BL-D850
193 $ including shipping to france
Sunway
PNL-D850
53 € including shipping to france