Bridgestone Battlecross X30R Bridgestone Battlecross X30 has Asymmetric Block Pattern for stable grip Convex Castle Block Technology offers enhance traction Outstanding grip and linear traction Cooling Fins built into the sidewall of the tire to dissipate heat Designed for intermediate terrain Developed and proven at the highest level of MX competition Optimized profile for greater stability when braking and cornering Get the confidence you need to attack an even wider range of terrain with Bridgestone's most advanced motocross technology yet. Nothing stands in your way with its extra grip. The outstanding grip and linear traction let you unleash the full power of your machine, for a level of stability and responsiveness rarely seen in a motocross tyre. In addition, its MX tread and block design is an added feature for battlecross tyres in medium terrain usage. It also has an Asymmetric Block Pattern which optimizes block placement to achieve stable grip under braking and cornering. Rear tires feature cooling fins on the sidewall for better heat dispersion which provides more consistent tire performance. Also, the Convex “Castle Block” (rear) offers enhanced traction under acceleration and braking. The new Battlecross tyres exploit Bridgestone's advanced MX tread and block design technology, developed and proven at the highest level of motocross competition. Bridgestone Battlecross X30 Tyres Nothing stands in your way with Bridgestone's most advanced motocross technology yet. It has a wide-range performance that provides you the confidence you need to attack an even wider range of terrain. They feature raised center lugs and are slightly more packed together compared to the X20. Bridgestone's Castle Block technology is now utilized in the center blocks as well as the side. These raised “mini blocks” provide additional biting edges for more traction. Additionally, the X30 also features cooling fins built into the sidewall of the tire to better dissipate heat which provides more consistent tire performance. The front tires feature Bridgestone's Asymmetric Block Pattern , meaning the tread design is not identical on both sides.  Intermediate Terrain X30 Motocross tyre for use in medium terrain. Asymmetric front tread / Convex “Castle Block” rear tread for enhanced traction, acceleration & braking. Improved grip in all conditions over previous models. Bridgestone has moved to strengthen its position in the motocross tyre market with the launch of Battlecross X20 for soft terrain, Battlecross X30 for medium terrain, Battlecross X40 for hard terrain and the latest addition the X10 for sand/mud.  About Bridgestone Brand The new Battlecross tyres are claimed to be “the world's most technically advanced MX tyres”. Bridgestone has poured huge resources into the development of their control tyres for both the MotoGP and F1 in recent years. Their share of the dirt bike tyre market has suffered to some degree. Well, all that is set to change with the arrival of Bridgestone's all-new Battlecross range of off-road tyres. The combination of the X30 and X40's new block placement and compounds is said to massively improve braking and cornering performance, when compared to their M403/404 and M603/604 predecessors, respectively. The X30 intermediate is available in two front sizes and four rears, while the X40 has one front size and three rears. It has superior gap absorption and contact feel add more line choices, especially when cornering or avoiding obstacles