unfreeze all props

i know that if you make a contraption theirs a shortcut to unfreeze all the props connecting what is it i did it but forgot the key…

p.s should put this in the g-mod school because its not in there and it helps a lot

R.

k thx

Aim at a contraption and click R with physgun to unfreeze the entire contraption.
Aim at the ground and double click R to unfreeze all props that are yours.