Balsa Wood Construction Wing and tail Fiberglass fuselage Wingspan 140 - 160 Cm Require engine .15-.61 cu in 2c R/ C system 3 channel - up Max Flying Weight 2-5 kg available in REady to Assemble kit or Semi assembled Kit ( Semi assy' d) or almost ready to fly ( ARF) - P51D Mustang 46 Sport Aerobatic. - Piper J3 Cub 46 - Cessna 182 Skylane 46 - Cessna 172 Skyhawk 20 -