The most reasonably priced component used on the Xg250 2005 4d61 Sweden 1d4d6-352s1 Cilindro is the O-ring(36y).
A sample from the products for the Cilindro include: Bolt, Socket, O-ring(36y), Cylinder 1, Gasket, Cylinder (nas).
With a quantity of two pieces, the Bolt, Socket is the most used part in the CILINDRO diagram.