High-Speed Lightweight Ergal X-Ring Piston Head – FPS

FPS Softair lightweight ergal bearing piston head designed for high-rate-of-fire AEG airsoft replicas. Its X-Ring sealing system and front ventilation ports promote consistent compression and rapid air recovery during high-speed firing.

Features and technical specifications

• Manufacturer: FPS Softair
• Manufacturer part number: XPAVN
• Type: lightweight bearing piston head for AEG replicas
• Material: CNC-machined 7075 ergal aluminium alloy
• Finish: anodised
• Sealing system: dual O-ring design with X-Ring technology
• Ventilation: 8 front ports
• Integrated thrust bearing
• 1 mm plastic spacer for angle-of-engagement (AOE) adjustment
• Lightweight design for high-rate-of-fire configurations
• Compatibility: standard Tokyo Marui AEG pistons and compatible models
• Manufacturing origin: Made in Italy

The specially designed ventilation ports facilitate airflow during both forward and rearward piston movement, helping minimise efficiency losses caused by insufficient air circulation in high-rate-of-fire configurations.