Raptors Airsoft’s latest article is a guide to AEG airsoft pistons:
Raptors Airsoft has a new airsoft post The Informative Guide To AEG Airsoft Pistons. In this guide, you will learn when you should use a half teeth piston (it’s not just with helical gear sets), the different piston material types, how many metal teeth your piston should have, and the attributes that are related to your airsoft piston’s performance.