Specifications:

Material: Silicone Rubber

Size: 112 × 41.5mm

Weight (each): 84g

Recommended Compounds:

Green – Soft: Suitable for 3–5lb RC crawlers

Blue – Medium: Suitable for 6–10lb RC crawlers

For best results, mix different compounds between the front and rear to match your vehicle setup.

Package List:

4 × Silicone Rubber Inserts

Fits tire outer diameter: about 120-124mm, tire width: about 45-48mm. Compatible with 1.9" Canyon Trail tires (TRX4 stock tires) . Compatible with 1.9" 4.90×1.75 PL tires.
Made from high-quality silicone rubber, waterproof and temperature-resistant.
Approx. 84g per insert adds weight to improve vehicle stability.
Provides stronger sidewall support than standard foam inserts, helping tires maintain their shape.
Improves traction and grip for better crawling performance.