Herein is described a swing training device comprising two handles, each handle with a threaded post, a male manufactured head with a male locking device and a threaded receptacle for the threaded post and a female manufactured head with a female locking device and a threaded receptacle for the threaded post, wherein one handle is connected to each manufactured head by screwing the threaded post into the threaded receptacle, and wherein the male locking device is releasably connected to the female locking device thereby forming the swing training device. The device can be used for general fitness training or to improve a user's golf skills while at the same time exercising, gaining strength and flexibility.