Latest announcement from MadBull Airsoft designed for your AEG... "After several years of product development, the most innovative piston has arrived: the Madbull PX Piston designed and developed by Madbull’s engineers. This piston is comprised of new materials never before used combined with innovative processes.

The Madbull PX piston is designed with full metal teething and hardened polymer.  The metal teeth is produced with MIM (Metal Injection Molding), which gives the teeth a degree of flexibility without breaking.  The body is molded with Alien green polymer ensure you have the alien power technology in your AEG!

Features:

• State of the art composition
• MIM full metal teeth
• Alien green polymer
• Eliminate 2nd tooth to less the stress on the gear

Thanks!

Madbull Airsoft"