> For the complete documentation index, see [llms.txt](https://help.ampfutures.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.ampfutures.com/trading-platforms/quantower/analytics-panels/chart/chart-types/reversal-bars.md).

# Reversal Bars

Reversal bars is a volatility-based chart type that builds a new bars after the price passes a specified amount of ticks in the opposite (reversal) direction.

![](/files/-MZK-mojpJGbIhwJRFm_)

## How do Reversal Bars is constructed? <a href="#how-do-reversal-bars-is-constructed" id="how-do-reversal-bars-is-constructed"></a>

There are two parameters that are involved in the calculations:

* **Length** is the minimum bar size after which a pullback can be counted.
* **Reversal Length** is the minimum size of pullback (reversal) after which the bar will be fixed and a new one starts to build.