Pro-Line have announced that their 1/8th buggy Recoil, Hole Shot and Caliber patterns, as well as their Short Course Caliber and Bow Ties are now available in the super soft M4 compound. Also new for Short Course is are Pro-Line’s new Trencher SC tires. Designed to give your short course truck optimal traction on just about any surface, their realistic shaped treads give your short course truck a scale look while offering ridiculous amounts of forward bite. The tall tread will also offer traction in many different terrains and deliver durability, second to none. Finally, and also for Short Course, Pro-Line now offers a dedicated Closed Cell insert.