3 Pieces airbrush air filter in-line mini airbrush water separator airbrush filter oil separator for connects onto airbrushes and hoses with 1/8 inch threads Features: Functional accessories: Our airbrush filter oil separator can help you to get a clean and dry air supply, bring you much convenience, and provide you with nice work performance. Share with others: You can prepare the airbrush air filter for yourself as a backup or replacement, or you can send it to your friends, family members, relatives, and others as gifts. Specifications: Size: approx. 6.4 x 2.3 cm/ 2.5 x 0.9 inches in length/width Color: as the picture shows Material: Polycarbonate housing, aluminum valve Package includes: 3 x Mini air filters Note: For manual measurement, please allow slight errors in size. The colors may exist slight differences due to different screens.