SHS Aluminum Air Nozzle for M4 Series Airsoft AEGs

Features:

• Inner O-Ring for enhance Air Seal
• Made with high grade Aluminum 7075
• Smoother Air Flow and Air Seal
• Improves Preformance
• Precision Machining
• Maximum Durability
• Measures 21.5mm

-NOTE: As always, upgrading GBB require necessary skill & technique, consult expertise if needed