Check out the animations:
The animations are designed to give you a sharp and realistic feel exactly like the ones you would find in triple A titled games.
This assets includes the M4A1 and animation only.
Here is a set of animation:
And for the M4A1:
Rigged to Epic skeleton: Yes
If rigged to the Epic skeleton, IK bones are included: Yes
Number of Animations: 19
Animation types (Root Motion/In-place): Yes, In-place
Number of Characters: 1
Number of Materials and Material Instances: 9
Number of Textures: 45
Texture Resolutions: 2K
Supported Development Platforms:
Windows: Yes
Mac: Yes