With inner tyre
Centre hole: 5.3 x 3.66mm (two sides is semicircle)
Geared motor specification:
Strong magnetic with anti-interference
Double axis gear motor
Reduction ratio: 1:48
Working voltage: 3V ~ 6V
Unloads current: ≤200mA @ 6V, ≤150mA @ 3V
chassis has the following advantages:
1. A simple mechanical structure, very convenient to install.
2. The four deceleration DC motors turns flexibly with good direction.
3. The four DC motors drive horsepower chronological.
4. The Chassis has large stability.
2 car chassis
Motor wheels 4
Velocimetry code disc 4
An assembly drawing
A number of screws and nuts