Please note: installing parts / assemble /fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith.
Please refer to your airsoft gunsmith for proper installation / fitting.
Fitting may be needed as the condition of each airsoft gun might be different.
Regular maintenance is needed for all airsoft guns in order to keep it in good working condition and reduce wear out issue on parts.
Airsoft Masterpiece Ultra Low Blowback Nozzle Housing can create a much lower blowback than original while maintaining its original power. It let the gas cut off quicker than original which reduce the blowback and at the same time conserve more gas which make it more gas efficient.