Feature:1. Safe Ingredients: The use of CO2 eliminates the confusion caused by drainage pipes, which is a common ingredient of air and is completely safe to use in the environment.2. Compact Portable: CO2 drain gun is compact, lightweight, easy to carry and use, and does not take up too much space.3. Flexible Hose: Drain gun comes with flexible hoses, allowing you to move around hard to attain cabinets, coils and drains.4. Environmentally Friendly: CO2 cartridge drain gun is an excellent substitute for cleaning the drain pipe with refrigerant, which is very safe and environmentally friendly.5. Easy to Use: Threaded CO2 cartridge drain gun is easy to use, without complicated procedures, and can be used after installation.Specification:Item Type: Threaded Drain GunMaterial: ABSWeight:Approx. 157g / 5.5oz.Package List:1 x Threaded Drain Gun Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.