Here is a metal  tank chassis with metal frame and metal wheels. It contains 18pcs bearing wheels and 4 pcs driving wheels. And more space is left for you to install different electronics

Tank Chassis Parameters

• Name: T900 tracked car/tank chassis
• Plate material: aluminum alloy
• Wheel: metal
• Track: engineering plastic ( can be removable)
• Product size: as shown
• Weight: about 2800( not included control kit)
• Color: golden yellow/silver

Note: Unassembled. Please contact us for manual and Source code。

4 Road& 16 Road Servo control Board:

• 16 road servo and 4 road motor drive board, using TB6612 4 road drive, PCA9685 for 16 road servo control.
• Bring out the Arduino UNO I/O pin;
• The maximum input voltage of the power supply is 15V/DC;
• Reserve Bluetooth & WIFI module sockets;
• Reserve PS2 handle socket;
• 4 road DC motor drive, single-channel maximum drive current 1.2A average / 3.2A peak;
• 16 road servo drive pin, power supply can be switched by external/internal power supply of jumper cap;

Chassis Features

• Novel and elegant appearance;
• Aluminum alloy;
• Solid structure;
• Powerful force;
• Quickly, stability, flexibility;
• Strong power;

4-way Motor & 16-way Servo Control Board Features

• compatible with arduino;

   

• simultaniously control 4ch DC motor and 16ch servo;

   

• can controlled by wifi (DT-06), Bluetooth (HC-06), and PS2 station;

   

• is the best choice for robot tank car chassis and robot arm;

Motor Parameters

Name: 25mm 9V150rpm motor with encoder

• Output speed: 150±10%rpm
• No_load Current: 200mA (Max)
• Stall current: 4500mA(max)
• Stall torque: 9.5kgNaN
• Rated speed: 100±10%rpm
• Rated torque: 3000gNaN
• Rated Current: 1200mA (Max)
• Noise: 56dB
• Working voltage: 9V
• Outside Shaft Length: 14.5mm
• Shaft End Play: 0.05-0.50mm
• Screw Size: M3.0
• Dia. Of Shaft phi4mm, D3.5
• encoder: 2 pulses/circle

Name: 25mm 12V300rpm motor with encoder

Wheel and Track Parameters

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• Tank chassis: 1pcs

• Control kit: 1 set