LFC Technology: Lateral Flex Control Technology, revolutionary carcass design, lightweight and heat-resistant structure, use of highest quality racing polyester in the carcass, CCT Technology: “Chipping and Chunking Tread” prevents the chipping and breaking out of tread blocks on stony ground, CCRC Technology: “Chipping & Chunking Resistant Compound”, significantly minimizes rubber loss due to abrasion, reduces block tearing in extremely hard terrain. NHS: Not for Highway use! Suitable for racing only. Exception: Sizes 80/100-21 + 120/90-18 are ECE + DOT homologated. Character: Hard Terrain + Stone Tire (hard) Type Item Construction diagonal Width 80 Rear installation Area of use Cross, Racetrack Speed index M Size 80/100-12 Main color black Profile MX3F hard MX3R hard Cross-section 100 Tube marking TT = tube type Load index 41 Inch 12 "