Best investment right now is TumblTrak‘s Quick Flex Bar-in-a-Bag (credited to Al Fong). Price $203.15.
related post – teaching blind change on Bars
The BIG reason to get this latest greatest version:
… When practicing Tkachev, a common occurrence is hitting heels on the bar. This bar is SOFT and much friendlier for those heels! …
You can do some of the same things without the tramp bar. Check some Jack Carter drills used by girls at Top Flight. (VIDEO)
This post goes out to TrampGuy and Valentin.
Gymnastics Coaching.com 