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Smart car chassis 2WD bottom acrylic plate 2 wheel robot
Mini capacitor airplane model kit 6x15mm 3.7V capacitor 46mm propeller PCB
SU-27 aircraft model landing gear airplane wheel tyre tire foam
HQ 2WD Robot Smart Car Robotics Aluminum Chassis A30 only frame
SU27 Aircraft Landing Gear Front Wheel Steering Kit
stethoscope school experimental science kit doctor STEM DIY
Ultrasonic HC-SR04 Mount Holder ping sensor bracket
WS2812 RGB LED Breakout board module