6S on 6-inch props!

Quick tuning flight of my 6S monster flying 6" props.
Setup in video:
MRM Reaper 220
Motolab Tempest
DYS XS30A
Rebel 2207 2150KV
Frsky X4r
Runcam Swift
Aomway 200mw
Cheap Foxeer antenna
Turnigy Nano-tech 1550 65C 6S
APC 6x4.3E
AUW - 623g