Official DOIT Tank Car Chassis Crawler for DIY / Full Metal Structure,Wheel Gear/ Toy Robot dual camera when the OSD interface used

when the OSD interface used with telemetry

Packing: 5pcs Motor

Nylon wheel

please separate them by a certain distance 4

Official DOIT Tank Car Chassis Crawler for DIY / Full Metal Structure,Wheel Gear/ Toy Robot dual camera when the OSD interface usedThe tank chassis products are presented, the structure is exquisite beauty, chassis support for new aluminium alloy, strong stability, double motor drive led led (carbon brush import motor, all metal gear, hall speed sensor), strong, fast smooth, high stability, can be forward backward, turn left, turn right, turn circles, flexible characteristics of the fuselage intermediate obligate a steering gear installation, install the steering gear to provide