The Metal Ball Caster Wheel for Small Robotic Car is an essential omni-directional support component used in DIY robotics and smart car designs. Featuring a polished steel ball enclosed in a durable metal housing, this caster wheel provides stability, maneuverability, and balance for your robot without limiting movement in any direction.
This type of caster is ideal for 3-wheel or 4-wheel drive robots that require a free-spinning, low-resistance support point to assist with turning and smooth gliding on flat surfaces. It can be easily mounted onto most robotic chassis using the provided mounting holes, making it perfect for hobbyists and learners working on Arduino-based or STEM smart car projects.
🔧 Key Features
- Omni-directional ball caster for small robotic cars
- Polished steel ball with strong metal frame
- Provides smooth rolling support in all directions
- Ideal for 3WD or 4WD robotic chassis systems
- Low-friction and stable on flat surfaces
- Lightweight, compact, and easy to mount
📐 Technical Specifications
Product Name | Metal Ball Caster Wheel for Small Robotic Car |
Type | Omni-directional caster wheel |
Ball Material | Polished Steel |
Housing Material | Metal Alloy |
Mounting Type | Flat base with mounting holes |
Compatibility | 4WD smart cars, robot chassis |
Ball Diameter | Approx. 15 mm (varies by model) |
Total Dimensions | Approx. 35 × 30 × 20 mm |
Weight | ~18g |
Rotation | 360° multi-directional |
📌 Applications
- Smart car chassis support
- Arduino robotic vehicle projects
- STEM learning and school robotics kits
- DIY automation and mobility systems
- 3-wheel and 4-wheel omni-directional robots
💡 Why Choose This Caster Wheel?
The Metal Ball Caster Wheel for Small Robotic Car provides smooth omni-directional movement support with minimal drag, allowing your robot to rotate and glide effortlessly on any flat surface. Its solid build ensures long-term reliability in classrooms, prototyping, or competitive robotics.
📦 Package Includes
- 1 × Metal Ball Caster Wheel for Small Robotic Car
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