This is a paid asset, but now you can download Guns Sound Essentials Free.
Detail this asset from Unity Store: Original Link
Guns Sound Essentials v1.0
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**Recently updated with 55 new sounds – 130 Sounds In Total**
Everything your next shooter will need when it comes to sound!
This pack is the only Guns/Military sound pack that covers everything your next shooter will need when it comes to sound!
From a variety of professionally recorded guns, shotguns, snipers, pistols and revolvers to reloads, gun pickups and even battle royale style shield break sounds, this pack is a must have for every shooter.
The Pack Includes:
Gun Handling Sounds
Pick Up Sounds
Battle Royale Sounds (shield break etc..)
And much, much more!