Silicone Rubber Insert for Tire ? If so, take at this Silicone Rubber Insert for Tire. Using safe and reliable materials, which are and stable. The unique design and craftsmanship ensure its popularity and practicality. Features -Color:Blue -Material:Silicone rubber -Size:5.50X5.50X2.00cm/2.16X2.16X0.79in -Outer diameter: 55mm (2.16in) -Thickness: 20mm (0.78 inches) -Inner diameter: 28.5mm (1.12 inches) -Suitable for 1.0-inch tires with outer diameter 58-63mm and thickness 20-24mm -- The installation and usage of these tire inserts are incredibly easy, allowing for a simple experience. -Made from materials, these tires are perfect for rough and abrasive surfaces, ensuring that your rc handle any challenge. -With improved grip and traction, these tires will provide better performance and handling, allowing you to push your rc car to its limits. -- Professional manufacturing, high efficiency and durability to help provide the best performance. - The workmanship is and the appearance is very realistic and highly ornamental. Package list: 4 x Silicone Rubber Insert for Tire