Lonex Ultimate Polycarbonate Piston w/ 10 Metal Teeth for Standard Airsoft AEG Gearboxes

Features:

• Piston body bade from high strength polycarbonate material
• Unique high strength metal 10-tooth strip
• Highly resistant to general rear
• Constructed with high impact-resistance & low-scratch-resistance.
• Piston speed rails is grooved for lubricant storage.
• Second tooth is remove for piston durability.