How to hold a chinchilla's tail properly?

[Sunnyastounded]

I have seen videos of breeders dangling their chinchilla by the base of its tail. I do know that you can safely hold a chinchilla by the base of the tail while supporting the hind legs, but can dangling harm a chinchilla?

 

[chinnychinchinchilla]

http://chins-n-hedgies.com/forums/showthread.php?t=12302

 

[Sunnyastounded]

Thank you.