This is a Longer version of 4 wd double-layer smart car chassis. It comes with the four pairs of Geared Motors and Wheels. All the products included in this car kit are quality products. The chassis used in this kit is transparent to create dynamic handling of the components mounted on your robotic vehicle.

Features : 

1. Very handy and simple in assembling/disassembling.
2. Strong components to withstand extreme terrain conditions.
3. Transparent Car Chassis.
4. Attractive design.
5. Double-layer structure, much of mounting holes, enough space
6. Easy to install a variety of control panels, sensors
7. Educational toys, Ideal for the DIY platform

Specifications:

For BO Motor:

1. Operating Voltage: 3V~6V DC
2. Gear Ratio 1:48
3. No-load speed(5V): about 208RPM
4. Rated Torque: 0.8 Kg.cm @ 5V
5. Load current: 170mA (when it is 4.5V)
6. Size: 70 x 23  x 18 mm
7. Weight:28g
8. Shaft Length: 10 mm
9. Shaft Type: 6 mm, Double-D

For Wheel:

1. Loading Capacity: Max 2.5Kg
2. Double D-hole For BO Motor: 6 mm
3. Weight: 34g
4. Wheel Diameter: 65 mm
5. Color: Black (Tyre), Yellow (Rim)
6. Wheel width: 27 mm
7. Body Material: Plastic
8. Grip Material: Rubber

Package includes:

2 x Acrylic Transparent car floor
4 x High-Quality 65-mm Plastic wheels with Rubber Grip
4 x Dual shaft 200 RPM BO Gear Motor
4 x Coded Disk
8 x Acrylic Fasteners
1 x 4-AAA Battery Holder

8 x Connecting Cable(Red and Black, Length: 20 cm each)
6 x M3 Brass Stand-Off
6 x M3 Cross-Head Bolt (Length: 8 mm )
8 x M3 Cross-Head Bolt (Length: 30 mm )
16 x M3 Nut