A kit construction includes a first organization to mount firecrackers and the like of an explosive nature, having a first tube reciprocatably mounting a second tube, with the first tube fixedly having an ejector rod coaxially directed to the first tube and the second tube to permit subsequent ejection of a firecracker subsequent to its detonation. The kit structure is further arranged to include a further support structure for mounting a rocket type firework thereto, with a third support structure arranged for mounting a fireworks member directing a showered array therefrom. A pivotal support holder is also provided for pivotally mounting and securing the first housing thereto to orient the first support housing relative to an underlying support.