25mm X 150mm (1" X 5.75") 50ml Polycarbonate Test Tubes with Screw Caps 6/pk

21.5mm I.D. X 145mm approximate (1 inch x 5.75 inch) 50mL 25mm OD at the very top of threads. Screw cap can be used as stand This plastic tube has a thicker wall than a glass test tube and will not fit in a standard 25mm test tube rack. It is approximately 28mm thick at the the thickest part as this tube is slightly tapered. It is approximately 6 inches long with cap attached actual dimensions can very slightly from tube to tube. Makes a great Cache Tube. 25mm OD at the very top of threads