I can offer models from my build from "Quake Enhanced". LNG, LSNG and lava nails models are in the folder "MD5+MDL for DoE (Rogue)"
https://www.quaddicted.com/forum/viewtopic.php?id=1017or Authentic Model Improvements Team - BSP+MDL models:
https://github.com/NightFright2k19/quake_authmdl
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