Mitas MC23 Rockrider Adventure 40/60 Dot 90/90-21 54R TT Front TyreMitas MC23 Rockrider Adventure 40 60 Dot 90 90 21 54R TT Front Tyre For the rider seeking great off road performance but still needs to tackle paved roads in any weather conditions. The MC 23 ROCKRIDER features a durable compound with a large block pattern that ensures excellent grip on all types of gravel. Feature: Classified M+S only for 40% on road use and designed for all round performance and confidence on gravel as well as on paved roads