Click on the cyclone configuration below for specifications and details. #30 Male Thread 1-inch OD Tube 1/2-inch Compression Fitting 1.25-inch OD x 8-inch Length Tube 16mm Compression Fitting #30 Male Thread 1-inch OD Tube 1/2-inch Compression Fitting 1/2-inch FNPT 3/4-inch FNPT 16mm OD Tube 1.25-inch OD x 8-inch Length Tube 16mm Compression Fitting