For 9mm ammunition, you need to use *little pistol primers*. Here are some certain recommendations and concerns:

### Primer Style
- *Modest Pistol Primer*: This is the common primer utilized for reloading 9mm ammo. Brands like CCI, Federal, Winchester, and Remington all produce responsible little pistol primers.

### Versions
- *Common vs. Magnum*:
- *Regular Modest Pistol Primers* are generally sufficient for many 9mm loads.
- *Tiny Magnum Pistol Primers* may be used if you are loading a higher-velocity round or making use of slower-burning powders which could demand a bit additional ignition Strength.

### Model Criteria
- Consider reputable manufacturers known for good quality and dependability. Some well-known possibilities contain:
- *CCI 500*: A typical choice for traditional loads.
- *Federal one hundred*: Noted for regular efficiency.
- *Winchester WSP*: Another responsible smaller pistol primer alternative.

### Verify Reloading Manuals
Generally consult with a responsible reloading manual or cci magnum 209 primers manual, as they supply particular recommendations based upon your powder and load to ensure ideal effectiveness.

### Summary
For 9mm ammunition, stick to tiny pistol primers, and look at the specific traits of one's loads When picking concerning conventional and magnum primers. Make sure to abide by all basic safety pointers in the course of the reloading approach.