Model: Big Monster (HJK Speedwings)
Speed: 500 Kmh / 308 Mph
Engine: Strecker
ESC: HV ???
Prop: 12″ x 25″
Centerpiece: ???
Accu: LiPo 16s
Take-off weight: ???
Pilot: Dr. Walter Flögel
Event: HJK Speed Day in Mettenheim Germany June 2018
Source: YouTube