Gselector
From the Old Kings archive: Gselector, an expert advisor (trading robot) for MetaTrader 4. It moves the stop behind price and can size trades from your risk. It has 19 settings, for example Lots (default 1.0), Re Invest (default 1) and Read History (default 1). Watch it on a demo account for a while — robots can behave differently with each broker. Inside: 1 EA file with source code (.mq4) you can open and edit in MetaEditor. Old Kings are classic community tools shared as-is. Not tested by PolyMaria. Try it on a demo account first. Are you the author of this tool? Message us on Telegram (@abumarket_support) and we will credit you or take it down.
Expert advisor · MT4 · v1.0 · Free
About Gselector
Gselector is an expert advisor (trading robot) for MetaTrader 4. It moves the stop loss behind price (trailing stop / break-even) and can size trades from your balance and risk percent. It has 19 settings, such as Lots, Re invest and Read history. MQL source code included.
Files in the download: Gselector.mq4.
Trading robots can lose money. Check every setting and test on a demo account before using real funds.
Settings
| Setting | Default | What it does |
|---|---|---|
| Lots | 1.0 | Trade size in lots |
| Re invest | 1 | |
| Read history | 1 | (1) (0) |
| Probab | 0.8 | |
| Dstop | 25 | |
| Nstop | 1 | 3 |
| Delta | 1 | |
| Nidelt | 20 | 30 |
| NN | 10 | 12 |
| Forg | 1.05 | |
| Replace stops | true | |
| L trailing stop | 510 | Trailing stop distance or switch |
| S trailing stop | 510 | Trailing stop distance or switch |
| Parameters b lots | ||
| Lots way choice | 1 | : |
| Lots percent | 30 | |
| Lots delta depo | 500 | |
| Lots depo for one | 500 | |
| Lots max | 10000 |
How to install
- Download the ZIP from your PolyMaria library and unzip it.
- In MetaTrader 4 open File → Open Data Folder, then go to MQL4 → Experts.
- Copy the .mq4 file(s) there. Put any .mqh files in MQL4 → Include.
- Open the .mq4 file in MetaEditor and press Compile (F7) if MetaTrader does not show it.
- Drag the expert advisor from the Navigator onto a chart, check the settings, allow Algo/Auto Trading and press OK.
- Test it first on a demo account or in the Strategy Tester.
Tags: Trailing Stop & Break-even · Risk & Lot Size · MT4 Expert Advisor · MQL4 Source Code