Lonex POM Expanding Piston Head for Standard Airsoft AEG Gearboxes

Features Made from machined POM material for lightweight durability Vents expand the o-ring for optimal air seal Aluminum core structure gives the piston even more strength High quality thrust bearing included Manufacturer: Lonex Specifications: Compatibility: For Tokyo Marui, G&P, Matrix and other compatible Standard Airsoft AEG GearboxesMaterial: POM, aluminum, rubber