FC2Video

Here are some 5 year old video clips of my one arm chin-up vs. my no-handed one arm chin-up (wrist holding onto the bar)

I slowed down the footage, as the clips were very short in length. As you see, the two skills are pretty much identical, except for the bar contact.

Read the full tutorials on my site!
http://beastskills.com/tutorials/tutorials/51 - One arm chin-up
http://beastskills.com/tutorials/tutorials/52 - No-handed One arm chin-up

Good luck with your training!