Super Frog Metall 1:14 4CH Ventil RC Hydraulischer Bagger E400 3Pumpen X14 Radio
ID: FROG-E400-4CH-ST-PNP-YBK. 3PCS Pump and 4CH Valve Hydraulic System. In addition, a fuse is added, which is easier to replace if it is burned due to a short circuit. Servo for Secondary Valve: 1PC 12KG Servo.