JConcepts has hit the easy button once again with an entire line of pre-mounted Short Course Tires. JConcepts set a new standard in Short Course tire design and performance with the original Goose Bumps, and now, they are even easier to use than ever before with the introduction of pre-mounts. The line-up includes the versatile Subcultures and ROAR National Champion Goose Bumps, Double Dees and Bar Codes all in sticky green compound. Stay on-track in SCT and hit the easy button with JConcepts!!!