They produced a video of the crime with surveillance video and music.
The gun was stolen on January 2nd from The Armory on Fowler and Clinton Avenues in East Central Fresno. The video was posted on the store's Facebook page.
The suspect was wearing a black baseball cap with a Nike logo and a grey sweatshirt.
Gun store employees said he grabbed the gun when their backs were turned and got away in a white Chevy Impala.
If you have any information about this case you are asked to call Fresno Police.