Spare parts airsoft bb gun with metal with plastic material, has Aluminum Alloy iron and two kinds of metal material, plastic parts in the parts of a airsoft bb gun is not what maintenance, daily use and use of the plastic part can be wiped clean, Aluminum Alloy some parts generally do not there are rusty, but the iron parts such as springs and other small accessories, maintenance is not easy to rust, so the BB gun stored in ventilated and dry environment, and to conduct regular inspections, and airsoft bb gun after use, if airsoft bb is the electric gun, to the inside of the battery down, put in one side, if airsoft bb gun compressed air tank, whether or not the tank in compressed air to the tank off and stored separately, one hand is to safety, one is afraid of the remnants of the compressed air will The barrel is corrosive, and suggested conditional BB players each game back after, it is best to to air compressor, compressed air gun barrel in blowing a, small impurities thoroughly cleaned inside and outside the gun stick, which is conducive to the airsoft bb gun next time use.