DIY Robotics
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Accessories
Spacer – M3 Double-Pass Hexagonal Nylon Plastic Spacers M3 x (20/25/30/35/40)mm
– Durable nylon construction: non-conductive, strong, and heat resistant.
– M3 thread compatibility: fits standard M3 screws and bolts for PCB and hardware assembly.
– Available in multiple sizes: 20mm, 25mm, 30mm, 35mm, and 40mm lengths.
– Hexagonal double-pass design: grips tools easily and allows threaded connections on both ends.
– Ideal for PCB mounting and robotics: widely used in drones, Arduino projects, 3D printers, and school kits.
– Lightweight and corrosion-free: rust-proof, shock resistant, and suitable for long-term electronic use.SKU: n/a -
Boards, Modules and Accessories
TT Gear Motor with 65mm Rubber Wheel
– High-torque TT gear motor for reliable robot motion
– Built-in gearbox for low RPM and strong torque
– Compatible with 65mm rubber wheels for secure traction
– Compact, durable housing with easy mounting points
– Ideal for Arduino, Raspberry Pi, and DIY robotics projects
– Perfect for small robots, robotic cars, and STEM learningSKU: n/a -
Boards, Modules and Accessories, Motors, Drivers and Wheels
MG996R Metal Gear Servo Motor (180 Degree Rotation)
Boards, Modules and Accessories, Motors, Drivers and WheelsMG996R Metal Gear Servo Motor (180 Degree Rotation)
- MG996R servo motor with durable metal gears for long-lasting performance
- High torque output – up to 9.4 kg-cm at 4.8V for heavy loads
- 180-degree rotation for precise movement control in robotics and RC
- Digital control for improved responsiveness and more accurate positioning
- Wide operating voltage: 4.8V to 7.2V for flexible power options
- Perfect for robotics, RC cars, model aircraft, and DIY electronics projects
SKU: n/a -
STEM & DIY Learning Kits
2WD Acrylic Robot Car Chassis
– Compact 2WD robot car chassis ideal for beginners and hobbyists
– Durable transparent acrylic base plate for secure mounting
– Includes two DC geared motors, two wheels and a caster wheel
– Universal compatibility with Arduino, Raspberry Pi and motor drivers
– Easy assembly with nuts, screws and motor mounts included
– Great starter platform for line following, obstacle avoidance and STEM projectsSKU: n/a -
STEM & DIY Learning Kits
4WD Acrylic Robot Car Chassis
– High-torque 4WD robot car chassis built for rugged and indoor terrain
– Imported acrylic frame with metal supports for strength and low weight
– Four DC geared motors and rubber-tread multi-terrain wheels
– Universal board support: Arduino, Raspberry Pi, NodeMCU and more
– Spacious, optimized layout for sensors, batteries, drivers and AI modules
– Ideal for STEM education, AI rovers, autonomous navigation and hobby buildsSKU: n/a -
Boards, Modules and Accessories
44mm Rubber Wheel for N20 DC Gear Motor
– Precision 44mm rubber drive wheel designed for N20 DC gear motors
– High-traction rubber compound for improved grip on multiple surfaces
– Durable construction for repeated use in robotics and motorized toys
– Compact, lightweight design for smooth, efficient movement
– Easy to install and ideal as an upgrade or replacement part
– Perfect for DIY robotics, educational projects, and small automation buildsSKU: n/a -
STEM & DIY Learning Kits
4DOF Acrylic Robotic Arm Chassis DIY Kit (Unassembled)
- 4 Degrees of Freedom (4DOF) for versatile arm movement and complex tasks.
- Durable, lightweight acrylic construction for stability and easy handling.
- Modular design allows customization and expansion for prototypes.
- Compatible with Arduino, Raspberry Pi and other popular microcontrollers.
- Ideal for education, research, and DIY robotics projects.
- Ships un-assembled with pre-cut parts, screws, fasteners and instructions.
SKU: n/a -
STEM & DIY Learning Kits
4WD Arduino Smart Robotic Car Kit (UnAssembled)
– 4-wheel drive metal chassis with four gear motors and rubber tires for strong traction
– Arduino UNO SMD board and Uno USB cable for easy programming
– L298N motor driver and motor shield compatibility for reliable motor control
– HC-SR04 ultrasonic sensor and 2 IR line-tracking sensors for obstacle avoidance and line following
– Includes batteries (3 x 18650), charger, IR remote, SG-90 servo, jumpers, and connectors
– Unassembled STEM kit ideal for hands-on learning, coding, and robotics customizationSKU: n/a -
Boards, Modules and Accessories
2WD Robotic Car Acrylic Sheet
- Laser-cut 2WD robotic car acrylic sheet for precise, clean edges and easy assembly.
- Pre-drilled slots and standardized mounting points for motors, wheels, sensors, and control boards.
- Lightweight yet durable acrylic provides stable support for Arduino and Raspberry Pi robot builds.
- Optimized layout for 2WD robot car chassis projects, STEM kits, and classroom use.
- Universally compatible with most robotic car accessories and Arduino-compatible chassis components.
- Ideal for hobbyists, educators, and makers building custom robot car frames and prototypes.
SKU: n/a -
Boards, Modules and Accessories
4WD Robotic Car Acrylic Sheet
– Laser-cut acrylic chassis for precise motor and sensor alignment
– Strong, lightweight 4WD robot car base for Arduino and Raspberry Pi
– Pre-drilled mounting points for controllers, batteries and sensors
– Ideal for obstacle avoidance robots, STEM projects and competitions
– Compatible with 4 motor drive setups and common robotics modules
– Durable, affordable robot chassis kit option for students and hobbyistsSKU: n/a -
Boards, Modules and Accessories
Mecanum Wheels Pair (97mm)
– Omnidirectional movement for forward, backward, and lateral motion
– CNC-machined stainless steel hub with polyurethane rollers
– Silent operation with sealed bearings to resist dust and moisture
– High load capacity – supports up to 25 kg per wheel
– Quick, tool-friendly installation with included screws and adapters
– Ideal for DIY robots, competition bots, and prototype platformsSKU: n/a -
Boards, Modules and Accessories
Mecanum Wheels Pair (80mm)
- Omnidirectional movement for 360 degree navigation, enabling forward, backward, lateral, and diagonal motion
- Compact 80mm diameter ideal for tight robot chassis and small mobile platforms
- Durable polyurethane rollers with sealed bearings for quiet, low-maintenance operation
- Engineered to handle up to 20 kg total load with stable traction on carpet, tile, and concrete
- Complete kit-ready design with mounting hardware and adapters for fast bolt-on assembly
- Perfect for robotics competitions, AGV prototypes, research, and advanced DIY projects
SKU: n/a -
Boards, Modules and Accessories
Mecanum Wheels Pair (60mm)
– Pair of 60mm Mecanum wheels for true omnidirectional movement
– Low-noise polyurethane (PU) rollers with sealed bearings for quiet operation
– Steel hub and lightweight frame; supports up to 10 kg per wheel
– Includes mounting hardware, spacers, screws, and adapters for quick DIY install
– Smooth performance on carpet, tile, or concrete; ideal for labs and competitions
– Fast to fit and ready for coding, not assembly; order now at colgroad.comSKU: n/a
