The O-ring,2.5x1.5 is the cheapest item from this partsfiche.
With all the components that make up the CB600FA HORNET 2008 (8) ENGLAND L. FRONT BRAKE CALIPER(CB 600FA/FA3) assembly. The Seal Set,piston is the most frequently specified with three applications.
The L. Front Brake Caliper(cb 600fa/fa3) assembly is constructed from several parts from which the Caliper Sub Assy, is the most expensive.