What is this?
These wheels are perfect for RC aircraft models, DIY RC models, indoor and park flyer models, RC airplanes, and cars.

What will I get?
Size: 40x10mm/1.57x0.39-inch (Dia*T)
Inner Hole Dia: 2mm/0.08-inch
Shaft Size: 2x50mm/0.08x1.97-inch (Dia*L)
Material: Plastic, Iron
In the package of: 50 Pcs x Wheel (with 50 pcs shafts)

Are there any advantages of the product?
The plastic material is relatively lightweight, making the wheels even more lightweight. It has good wear resistance, can resist friction and wear, and is not easy to deform. It can reduce the impact on other components during collisions or bumps, increasing the stability and durability of the model car.

How to use it?
Insert the wheel axle into the wheel hole, making sure the wheel is firmly seated on the axle. Depending on the specific design, the wheels may need to be rotated or pressed to install correctly.

What should I notice?
Please allow slight errors due to manual measurement. When installing and adjusting wheels, avoid applying excessive force to avoid damage to the wheels, axles or other components.