COMPO-JECT™ is a unique, lightweight, metal compule dispensing gun designed for all brands of composite compules. Its ideal design allows for a comfortable grip, regardless of hand size. The gun has a locking mechanism to prevent inadvertent dislodging of the compule and a smooth, effortless trigger mechanism that helps maintain control of the compule tip during dispensing. You will be amazed at how easy it is to load and unload and how smooth the operation is.