Racing 4 Button “QUICK LOCK™” Solid Hub (Clutch Disc)

A 4 Button discs are the most popular in its category. The solid hub metallic button discs are capable of withstanding the highest possible loads that can be transmitted through a disc of its size. This disc design allows fast shifting at any RPM without risk of blow-up. These discs are extremely popular where the clutch has to be slipped; drag racing, road racing from a standing start, stock car racing. An additional benefit: coefficient of friction remains very high even when the friction surfaces become contaminated. Drag and road race use only. #4