suggest me ideas for a prop

[agakupoi]

hi everyone its my first post in the forum.

could someone can be suggest me a prop from a game, movie character using a gun similar for this one, i have 2 of these

I was thinking about the typical steampunk props but I would like to see some suggestions first.

 

[Maverick313]

Maybe build it into the four barrel, Howdah Pistol carried by Michael Douglas in The Ghost and the Darkness.