Design by Richard Batting Star Rating: Great plane & doesn't look half bad for a fun-fly model. She has a symmetrical wing section giving ' Top' performance either way up. The name Vertical Assault comes from the model's amazing ability to disappear in a very short space of time. Go on build one today!! Aircraft Type: Fun-fly biplane Wing span:53"/50" Wing Chord: 12"/11.1/4" Wing area: Total 1150 sq.in Weight, ready to fly: 4.1/2 lbs with fuel Wing loading: 9oz/sq.ft Aerofoil:14 % symmetrical Dihedral: None Fuselage length: 45" Tailplane span: 23" Tailplane area: 165 sq.in Tailplane section: Flat plate Engine range: 40-50 (two-stroke) Fuel tank: 6oz Req. No of channels: 4 (5 with flapperons)C of G from LE: 4" (upper wing) Elevator throw: 2" each way Aileron throw: 1" each way Rudder throw: 3.1/4"each way Side thrust: None Down thrust: Built in. Engine: 0.46 cu. in. 2-St.