On the inside of the cover is a 1/-4-20 threaded stud screw

Tri-fleece lining wicks moisture without bulk

Full coverage for head and ears

Will not attack filter foam

leovince gp corsa evo exhaust system for yamaha 7OM On the inside of theLeoVince GP Corsa Evo Exhaust System for Yamaha Bring the spirit of the track to your Yamaha with the LeoVince GP Corsa Evo Exhaust System. Designed for small displacement motorcycles up to 500cc, this exhaust delivers an aggressive racing look, a deep, powerful sound, and lightweight performance. With a carbon fiber sleeve and a high tech polymer end cap. Features: Double layer 2x2 twill carbon fiber sleeve for high temperature resistance and