Radio control gliders, free flight gliders & RC airplanes Explore the world of Radio Control (RC) aviation with our selection of micro-sized hobby-grade RC airplane kits, free-flight airplanes, and ultralight radio-controlled DLG gliders. The TinyTail RC is an ultralight, red-tailed hawk-inspired RC glider. With a wingspan of 24″ and a flying weight of 45 grams,