This was a mid air collision and crash between a World Models 80 Mitsubishi Zero with a Fuji-Imvac 50 cc gas EI engine & a 450 size electric helicopter on . The worlds largest radio control plane, the 1:5 scale B-29 Superfortress, with a Wingspan of 29.5 Ft and weighting in at a whopping 300 pounds.. It crashed. Most Epic RC mid air collision crash ever captured at SCCMAS videolarını izleyebilirsiniz. The playlist contains the following videos: #1 AIRCRAFT NEAR COLLISION AND UNUSUAL INCIDENT COMPILATION VIDEO: Fatal AIRBUS CRASH caused .