PRODUCT INFORMATION:

• Dual-stage foam inserts for 1.9x4.75" (120mm tall) RC Crawler tires. These are the same compound that comes with the HUSTLER 1.9" Narrow tires #BRTR19003-SS.
  
  Soft outer foam provides traction for the tire to sink into the surface for more grip. A medium inner closed cell helps sidehill performance for lighter vehicles.
  
  Specification:
  
  • Outer Firmness: Soft
  • Inner Firmness: Medium
  
  Size:
  
  • Open foam: 118.5mm x 42mm
  • Closed foam: 85.5mm x 32mm
  
  Includes:
  
  • 2x Outer Soft Cell Foams
  • 2x Closed Medium Inner Cell Foams
• Product total weight: 60.00 grams
• Package size: 13.00 x 26.00 x 5.00cm
• Factory description: Boom Racing 1.9 Dual 2-Stage Open (Soft) / Closed (Medium) Cell Foams Rock Crawling Inserts for 4.75in x1.5 Narrow RC Crawler Tires (2)
• Manufactured by Boom Racing
• Manufacturer number: BRTR29003SM