product code:525
The LayLax Prometheus piston head is desigend for improved intake and exhausting of air in the cylinder.  This upgrade part is more robust than the stock piston and is designed to take on extra stresses. 
 
Compatibility: 
- Tokyo Marui PSG-1 AEG
- Tokyo Marui NGRS AK Platforms
- Tokyo Marui NGRS G36 Platforms  
 
Includes: 
- Piston Head POM Ver.4/9 (New Ver.1) x1 
 

