[MCPE-70160] Iron bars lag game in (Color, Light and Shadow RTX)

I tried holding Iron Bars and it lagged my game very badly in (Color, Light and Shadow RTX) and can't attach video because file is too large.

Linked issues

Thank you for your report!
We're actually already tracking this issue at MCPE-69365, so I will resolve and link this ticket as a duplicate.

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