Aircraft modelers that use these types of Model aircraft enjoy a wide range of sizes of models. Radio Controlled Models (R/C) provide a complete experience in aeromodeling. Models can be bought prebuilt, ready to fly, as well as needing partial or complete construction and finishing. R/C model aircraft come in a wide array of sizes from 1 ft wing spans to those large enough to seem able to carry a person. There are a wide array of manufactures of equipment related to the R/C aircraft industry. The Academy of Model Aeronautics (AMA) provides a magazine and industry support and guidance to help keep the hobby safe and enjoyable by a wide range of individuals.