American Suspension B-62 Colored Piston Cap Set of 6Another First from American Suspension. Add that custom color to your brake Caliper, Works on all of our monoblock brake caliper set ups. 6 Piston Caps per order enough to for one caliper Red Blue Gold Green Bronze Color key your caliper to the rest of your bike. Its a subtle touch but it screams FULL CUSTOM. Red, Blue, silver, Gold, or Bronze. You can even mix and match.