K8 Servo Saver (Blue)
K8-430B Alum. Servo Saver Upper (Blue)
K8-431-1B Alum. Servo Saver Bottom (Blue)
K8-431-2B Alum. Servo Saver Plate (Blue)
K8-430BS Alum. Servo Saver Set (Blue)
K8-489-HW Harden Steel Brake Disc (Hollow)
Special Features :
1. The alum. servo saver works more stable
2. The Hollow brake disc works better for the heat release.