2pcs 51mm Robot Wheels Pair with high grip polyurethane traction tires Shore 30A CNC aluminum hubs 6mm bore lightweight design and balanced rotation for robotics RC cars automation and DIY engineering projects

51mm High Grip Robot Wheels with Polyurethane Tires and Aluminum Hub
✔️ CNC Aluminum Hub Traction Wheels Pair for Robotics and DIY Projects

This pair of 51 mm robot wheels is designed for robotics, RC cars, and custom DIY builds where grip, balance, and precision matter. The combination of soft polyurethane traction tires and CNC machined aluminum hubs delivers smooth rotation, solid traction, and reliable performance on a wide range of surfaces.

✅ Pack size: 1 pair of robot wheels 2 pieces
✅ Wheel diameter: 51 mm 2 inch
✅ Tire hardness options: Shore 30A and Shore 45A polyurethane
✅ High grip polyurethane tires for strong traction and control
✅ CNC machined aluminum hub for durability and accuracy
✅ Bore size: 6 mm compatible with common motor shafts
✅ Secured with M4 set screw for firm shaft locking
✅ Lightweight design for efficient motor performance
✅ Balanced construction helps reduce wobble during rotation
✅ Handy for robotics, RC cars, automation systems, and engineering projects

Dimensions
Wheel Diameter 51 mm 2 inch
Bore Size 6 mm 0.24 inch
Weight per Wheel 89 g 3.14 oz

💡 Why are polyurethane traction wheels with aluminum hubs preferred in robotics and automation builds?
They provide a balance of grip, precision, and durability for controlled motion systems.

• Soft polyurethane improves traction and reduces slipping on smooth or uneven surfaces

• Aluminum hubs maintain accurate alignment and resist deformation

• Balanced wheel construction supports smooth rotation at varying speeds

• Common choice for robots, RC vehicles, and DIY motion platforms

These wheels are a handy upgrade when you want dependable traction, smooth rolling, and solid hub strength for precision driven projects.