This is a bundle that includes PBR low-poly game-ready models of Sci-Fi SMG, Winchester, Flamethrower and Drone. Each set includes a set of PBR textures and a basic set of animations. Winchester and SMG are modular assets.
If you want to purchase assets separately or want to learn more about them, see these pages:
SMG:
https://www.unrealengine.com/marketplace/en-US/product/6f30def56cd44853b993b99dbc33f254
https://www.artstation.com/artwork/3qA0dD
Winchester:
https://www.unrealengine.com/marketplace/en-US/product/e9884c8acad04f019de18bdbba52d76e
https://www.artstation.com/artwork/G8oy4d
Drone:
https://www.unrealengine.com/marketplace/en-US/product/fcff26d044f34c7687d613eed5ffcb7f
https://www.artstation.com/artwork/L31x40
Flamethrower:
https://www.unrealengine.com/marketplace/en-US/product/ca64f00ddc9d49a18a51f0e6e8c10833
https://www.artstation.com/artwork/xJaL9O