Star Trek Deep Space Nine Alien Phaser Rifle Stage Prop Incomplete

Description

There are a couple of links that help identify this item
It is a Deep Space Nine Alien Phaser Rifle
There is a sketch from Icollector.com, and a photo from proparchives.com
I have the body but not the barrel nor the round stock
Both of the locations where those other parts would be inserted are puttied
See photos
Gun is somewhat heavy