Bolt gun or boltgun may refer to:

• Captive bolt pistol, a device used for stunning animals before slaughter
• Crossbow, a ranged weapon that shoots projectiles called bolts
• A firearm with a bolt action
• A fictional heavy caliber firearm used by Space Marines in the Warhammer 40,000 universe
• Warhammer 40,000: Boltgun, a 2023 video game set in the Warhammer 40,000 universe

This disambiguation page lists articles associated with the title Bolt gun.
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