4Pcs DS3218 20KG Waterproof Digital Servo with 25T Servo Arm,High Torque Full Metal Gear RC Steering Servo for 1:8 1:10 1:12 RC Toys Model TRX 4 Crawler Truck Mechanical Arm (Control Angel 180°)

[ Widely Used ] : Suitable for 1/8, 1/10, 1/12 Scale Crawler Truck, RC Car,robot,Boat,mechanical arms, climbing cars and remote control models.

[ High performance ] : High performance digital standard servo with high-precision metal gears with hard anodizing. Dual ball bearings and CNC aluminium middle Shell.

[ DS3218MG 20KG Digital Servo ] : Maximum torque is up to 21.5 kg/cm (298.5 oz/in)@6.8V ; Dead band is 3µs. Pulse is 500us-2500us.

[ Waterproof ] : It is drip-proof servo with waterproof rubber seals screw. But cannot be submerged in water.

[Package List ]: 4 X DS3218MG Digital Servo (180°), 4 X 25T Servo Arm. 4 X Accessories.