RC Airplane Wheels Set, 1.5"/2.8" Dia RC Aircraft Sponge Wheels Pack Of 4

What is this?These wheels are perfect for RC Aircraft Models, DIY RC models, indoor and park flyer models, RC airplanes, RC helicopters, cars, etc.What will I get?RC Model Plane Aircraft Wheel is in size of:Outside Diameter: 38mm/1.5 Inch, 70mm/2.8 Inch;Thickness: 13mm/0.5 Inch, 22mm/0.9 Inch;Axle Hole Diameter: 2.1mm/0.08 Inch, 3.2mm/0.13 Inch;Color: Black, White;Material: Sponge, Nylon;In the package of: 4 Pcs x RC Airplane Aircraft Sponge Wheels. (Each Size 2 Pcs)Are there any advantages of the product?1. Foam wheel replacement is made of sponge and nylon material, has good wear resistance, is lightweight, flexible, not easy to deform, and easy for the model plane to fly.2. Our aircraft wheel models are designed in various sizes, suitable for all model aircraft including electric models, adding a sporty look to your model.How to use it?Simple and practical design, easy to install and use.What should I notice?Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.