Describe the bug

To Reproduce
Steps to reproduce the behaviour:
I don't know why it happen

Expected behaviour

Screenshots

Versions (please complete the following information)

• ForgeOptifine: 1.12.2
• Flan's Mod: 1.12.5-5.6.0-beta 10

Additional context

To reproduce it just take an ak-47, put it in your hand and you'll see it's half invisible

duplicate of #1396