Diving tube, solid diving regulator, for diving cylinder, diving cylinder Description: [Type]: Diving gas cylinder filling station, used for quick filling of cylinders. [Material]: The gas cylinder valve is made of metal, which is very durable and wear-resistant, so it can be used for a long time. [Indicator design]: The charging valve is designed with pressure gauges and a soft hose, making it easy to recognize. The product is 80 cm long, providing ample reach for a variety of applications. [Features] Knob-shaped vent valve, making venting very smooth. It is a connector for underwater air pumping with pressure gauge and soft hose, equipped with M18x1,5 thread. [Installation]: Easy to use, easy to carry. sealed stainless steel indicator, ideal for outdoor use and for diving enthusiasts. Specification: Material: metal Size Chart: 80 cm or 31.50 inch The package includes: 1 diving machine Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.