What's missing from here?

mshred said
hey mullinax, the second link that crackedback posted for me is i think the snap lock clips you are talking about for the z bar

No... that's not it.

It actually wraps around the z-bar.

Here it is... sticks out like a sore thumb.

TSW910 torque shaft retaining wire

http://www.brewersperformance.com/products.asp?cat=106