Grimeca front brake caliper rebuild kit for scooter Piaggio Skipper 125-150 2T, original spare part. Allows to restore the total efficiency of the brake caliper lost during the kilometers of use, it's recommended to completely replace the brake fluid. Content: N.1pc. gasket outer diam. 34.35mm; internal diameter 28.15mm; 3.2mm thickness; N.1pc. gasket outer diam. 10mm; internal diameter 6.5mm; thickness 1,6mm