To install, place all fred/wilma files into mods/common.rpf/data/tune

To uninstall, place all fred/wilma files from the backup folder into mods/common.rpf/data/tune

Low stiffness is a preset that extends rotation limits and removes all muscle stiffness from limbs
- floppy
- gta 4 like

RDR2 preset is a preset that extends rotation limits and uses ped stiffness/strength values from RDR2. 
- active
- stiffer back