Rocker Locker Rocker Locking Kit For Harley Rocker Locker brings you an innovative product that allows you to get rid of the ticking! The rocker arm shafts have a notch located within that the bolt is supposed to sit against, locking the rocker arm shafts into place. Yet, the bolt hole is too big that leaves a gap causing the bolt to hit causing the tick. These lockers eliminate the gap locking the shaft from turning and striking the bolt which eliminates that tick. Features: Lockers are tapered Step by step instructions included Locks the rocker arm shafts Note: Fits these models with aftermarket support plate installed.