Meggitt Polymers & Composites (MPC, also known as Axillon Aerospace (Rockmart), formerly Meggitt Rockmart) is a company that manufactures composite flight-critical rotating and non-rotating aircraft products. It designs and develops engine and aerodynamic seals, flexible fuel tanks and fuel systems, advanced composite engine components, radomes and secondary structures, electro-thermal ice protection systems and sub-assemblies, interior panels, and accessories.