Mixed Solar Panels. Wiring Paralell Circuit Adding Bus Plates Xantrek C40

Wiring Solar panels in parallel. Joining wires from the (4) 55 watt Siemens.
Xantrex C-40 Charge Controller power line in combination with buss plates.

Online auction wins.
Kyocera KC-80, Kyocera KC85T, Sharp 80 NE-80EJEA, (2) Siemens SM55.
Joining plus sides & minus sides to buss plates at common juction.

Mounted to a aluminum straight ladder. Take down setup for bad weather or security concerns. Buss plates (+) side (-) side. Suggestions? Better way? Bad idea? Cosmetic issues? Cost effectiveness? Mounting to ladder?

Sytem update video here;