Tour Edge Hot Launch E524 Combo Iron/Wood SetTour Edge Hot Launch E524 Combo Iron Wood Set The Hot Launch E524 Iron set is available as a combo set that allows golfers to replace the long irons with E524 Hybrids. This combo set is an extremely versatile iron set available for golfers seeking Extreme Game Improvement spec clubs. This versatile combo hybrid iron set for the moderate swing speed player, looking for a forgiving hollow body iron that will maximize forgiveness and launch, while also