Payload Section: The cargo carrying section of a rocket.
Body Tube: A specially wound and treated cardboard or plastic cylinder used to make the fuselage or airframe of a model rocket to which all other parts are attached.
Recovery System: The device in a model rocket whose purpose is to return the rocket to the ground safely by creating excess drag or by creating lift. All model rockets must employ a recovery system, such as a parachute.
Launch Lug: Round, hollow tube (attached to the model rocket).
Fins: The stabilizing and guiding unit of a model rocket. The aerodynamic surfaces projecting from the rocket body for the purpose of giving the rocket directional stability. Usually made of balsa wood or plastic, and located at the rear of the rocket.
Engine Mount: Safely secures the engine in a model rocket. Sometimes includes an engine hook.
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