The Scale Rad-Diamond Profile Wheels from Robart are specifically designed for use with RC airplanes, offering a realistic appearance as well as excellent functionality. With a diameter of 2.75 inches (76 mm), these wheels are ideal for many models, particularly "Warbirds" and similar aircraft. The unique "Diamond Profile" provides improved ground grip and stability during takeoff and landing. To enhance the durability of the wheels, there is an option to integrate foam inserts, optimizing performance under various conditions. These wheels are part of the accessories category for tires and rims and are manufactured in the USA, ensuring high quality and longevity. Robart has established a reputation by developing products that meet the needs of both hobbyists and professional model builders. The Scale Rad-Diamond Profile Wheels are an excellent choice for anyone who values detail fidelity and functionality.