Aluminum Alloy Hop Up Chamber (B) for M4 Series Airsoft AEG Rifles

Part: Hop Up Chamber
Application: M4 Series Airsoft AEG Rifles
Color: Blue, Metallic Gold and Red
Material: Aluminum Alloy
Process: CNC
Features: The side adjustment function design of the hop up chamber is more convenient to adjust hop-up insyead of the gear.