# Sizing reference

> All 1 sizing in AlgoBarsX, each with its parameters, defaults, ranges and an example: size_for.

Source: https://algobarsx.com/docs/ref-fn-sizing/

### `size_for(symbol = market.symbol, risk, stop)` → lots

The lot size an entry would use for a risk and stop, rounded down to the lot step.

#### Parameters

| Name | Type | Default | What it is |
| --- | --- | --- | --- |
| `symbol` | symbol | `market.symbol` | Market to size. |
| `risk` | percent \| money | required | Risk to take. |
| `stop` | distance | required | Stop distance. |

```algobarsx
eur_size = size_for(EURUSD, risk: 0.5%, stop: 30 pips)
```

Works in: strategy. Since 1.0.