The most reasonably priced component used on the Rm250 2002 (k2) Usa (e03) Exhaust Valve (model K1) is the Ball.
With a quantity of six pieces, the Screw 5x12 is the most used part in the EXHAUST VALVE (MODEL K1) diagram.
The Exhaust Valve (model K1) is made up of components including this Valve Assy,exhaust Main which is the most expensive.