I'm running a (100+ mod) forge server with this mod and for some reason the chair models cause massive lag spikes. None of the other block models cause the same issues, it's just the chairs.

This ones in particular are the offenders:
buildersaddition:chair_oak
buildersaddition:chair_spruce
buildersaddition:chair_dark_oak
buildersaddition:chair_jungle
buildersaddition:chair_acacia
buildersaddition:chair_crimson
buildersaddition:chair_warped
buildersaddition:chair_mangrove