1.9″ XL Dual Stage Rock Crawling Foam Inserts (2) – Pro-Line

Pro-Line 1.9″ Dual Stage Closed Cell Rock Crawling Foam Inserts feature a lightweight, waterproof blue closed cell foam inner ring, with a soft open cell outer ring, and are perfectly sized for Pro-Line 1.9” XL sized crawler tires. The inner insert is contoured to match the shape of the big XL size tires, while the soft outer foam provides maximum grip and maintains a fully supported sidewall to give them the correct shape, improved performance and maximum side-hilling performance. These inserts are extremely durable and will go the distance no matter where your adventure takes you.