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Minecraft version 1.12.2

Minecraft forge 14.23.5.2838

Mod version 1.12.2-0.11.3-366

Steps to reproduce:

1. create a minigun; add ammo to it
2. Press F5 twice
3. Look to the side so your head and body are not aligned
4. Hold right click

Yeah, a long standing problem that I never managed to fix. Maybe one day!