R3-WIDE tires have 26mm width with a strong belt which is the same as 24mm TC racing tires and also use high-end compounds that we are using 24mm TC tires.  
Bigger outer diameter and rounded sidewall generate much easier drive and make longer lasting lifespan on carpet and asphalt surface.   
Available CX32 compound for carpet or low grip asphalt and D24 D28 D32 D36 compound for high grip outdoor asphalt track.        
Tires fit well with 24mm mold inserts and 26mm wheels.