Extended side protection. Available with and without linkage protection. No noise; quieter than metallic protections. Slim fit prevents mud, dirt or rocks to build up between the protector and the frame. Includes air intakes to cool the engine. Perfect fi This is where it all began, 40 years ago - Polisport started building aftermarket parts so that everyone could enjoy their bikes without worry and with even better looks and improved performance. Performance plastics kick-started its success and are still the core of Polisport. Highly durable and resistant injection-molded part. Full coverage of the engine and frame rails. Mounting kit developed for a simple and quick installation.