4-wheel Robot Smart Car Chassis Kits car with Speed Encoder for Arduino

SINONING

$19.90 
SKU: 2723911

Longer version of 4 wd double layer smart car chassis:
2pcs 4WD smart car chassis
4pcs wheels
4pcs Gear motor
8pcs connection line
8pcs Fixed
28pcs Screw
8pcs nut
6pcs pillars