Badger Air-Brush Company Spring Screw for Model 100, 105, 150, 155 and 360 Use with Badger Air-Brush Company Model 100, 105, 150, 155 and 360 airbrushes Precision manufactured utilizing a durable metal alloy Holds the needle tube spring in place Screws into the tube shank Badger Air-Brush parts are proudly made in America